{"title":"1\/72 MPM Kit Upgrades","description":"\u003cp\u003e1\/72 MPM kit upgrades are designed by \u003ca href=\"https:\/\/www.scalemates.com\/brands\/mpm-hobbies--14150\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eMPM Hobbies\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e and 3D resin printed for scale modelers refining detail, accuracy, and presentation. Explore category-focused upgrade options, or compare techniques with \u003ca href=\"\/collections\/399858335975\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003e1\/48 MPM Kit Upgrades\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"1-72-f-104-starfighter-ejection-seat","title":"1\/72 F-104 Starfighter Ejection Seat","description":"\u003cp\u003eUpgrade the cockpit of the Monogram F-104 Starfighter kit #85-5240 with this 1\/72 scale ejection seat for the F-104C version. MPM Hobbies designs and 3D prints this resin detail part in-house for modelers who want sharper seat and harness detail.\u003c\/p\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e In-house designed and 3D printed resin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e 1\/72.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Monogram F-104 Starfighter kit #85-5240, F-104C version.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContents:\u003c\/strong\u003e One complete ejection seat assembly for one aircraft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat details:\u003c\/strong\u003e Safety belts, ejection ring mechanism, and oxygen hose.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eDesigned from reference photos of F-104C ejection seats, the part includes recessed panel lines and rivets for crisp, scale-appropriate cockpit detail. High-resolution printing helps preserve small features for a focused upgrade.\u003c\/p\u003e\u003ch3\u003eFinish and Display Notes\u003c\/h3\u003e\u003cp\u003eThe print is shipped unpainted with 3D supports attached. Color images are for display purposes only.\u003c\/p\u003e\u003ch2\u003eRelated F-104 Upgrades\u003c\/h2\u003e\u003cp\u003eExplore the \u003ca href=\"https:\/\/mpmhobbies.com\/collections\/1-72-ejection-seats\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003e1\/72 ejection seat upgrades\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e collection for related ejection seats and cockpit details. Browse \u003ca href=\"https:\/\/mpmhobbies.com\/collections\/mpm-aircraft-resins\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eMPM aircraft resin upgrades\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e for additional aircraft detail sets.\u003c\/p\u003e\u003ch2\u003eAbout MPM Hobbies\u003c\/h2\u003e\u003cp\u003eMPM Hobbies designs and 3D prints resin upgrades in-house for scale aircraft modelers. Visit \u003ca href=\"https:\/\/mpmhobbies.com\/\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eMPM Hobbies\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e to explore the aircraft detail range.\u003c\/p\u003e","brand":"MPM Hobbies","offers":[{"title":"Default Title","offer_id":42784823541991,"sku":"0004","price":2.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7798\/9095\/products\/172-f-104-starfighter-ejection-seat-mpm-hobbies-1.jpg?v=1750776487"},{"product_id":"1-72-b-47e-stratojet-wing-flaps-kit","title":"1\/72 B-47E Stratojet Wing Flaps Kit","description":"\u003cp\u003eDesigned for modelers detailing the Hasegawa 1\/72 B-47E Stratojet, this aftermarket wing-flap set adds Fowler flap structure for an extended-flap display. MPM Hobbies designs and 3D prints this resin accessory in-house.\u003c\/p\u003e\u003ch2\u003eSet Details\u003c\/h2\u003e\u003cp\u003eUse this set to depict the B-47E with its flaps extended for a ground, landing, or takeoff display. Clean up, test-fit, and install the parts on the compatible Hasegawa kit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e 1\/72\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Hasegawa 1\/72 B-47E Stratojet kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 3D printed resin, designed and 3D printed in resin in-house by MPM Hobbies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContents:\u003c\/strong\u003e Two large outboard flaps, two small inboard flaps, two inner spar sets, and two outer spar sets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstructions:\u003c\/strong\u003e Downloadable installation guide with photos\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e The print ships unpainted with 3D supports attached. Color images are for display purposes only.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eReview the \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0636\/7798\/9095\/files\/B-47_Instructions.docx?v=1649443026\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003edownloadable B-47E installation instructions\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e before starting. Test-fit the parts and modify the kit wing as needed for the extended flap position. Remove support material carefully with a sharp hobby knife, then use resin primer and model paints as needed for your chosen finish.\u003c\/p\u003e\u003ch2\u003eCompatible Kit\u003c\/h2\u003e\u003cp\u003eThis set is made for the Hasegawa 1\/72 B-47E Stratojet kit. Compatibility with B-47 kits from other manufacturers or with other scales has not been verified.\u003c\/p\u003e\u003ch2\u003eExplore More Aircraft Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/mpmhobbies.com\/collections\/1-72-aircraft-aftermarket-parts\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eBrowse 1\/72 aircraft aftermarket parts\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/mpmhobbies.com\/collections\/mpm-aircraft-resins\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eExplore MPM Aircraft Resins\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.scalemates.com\/brands\/mpm-hobbies--14150\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eView MPM Hobbies on Scalemates\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/mpmhobbies.com\/\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eVisit MPM Hobbies\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e for additional aircraft modeling details.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MPM Hobbies","offers":[{"title":"Default Title","offer_id":42839993385191,"sku":"0059","price":14.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7798\/9095\/files\/172-b-47e-stratojet-wing-flaps-kit-mpm-hobbies-1_1024x1024_2x_b3ba528c-ba44-455a-b98c-7f915029cda6.jpg?v=1755304190"},{"product_id":"1-72-r-1830-radial-engine","title":"1\/72 R-1830 Radial Engine","description":"\u003cp\u003eThis 1\/72 R-1830 radial engine is a 3D-printed resin detail upgrade for aircraft modelers who need a compact engine detail part. It is designed and 3D printed in resin in-house by MPM Hobbies.\u003c\/p\u003e\u003cp\u003eIt is not designed for a particular kit, so compare the measurements with your model before assembly. An aircraft's use of the R-1830 does not guarantee that this part will fit a given plastic kit.\u003c\/p\u003e\u003ch2\u003eKey Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 3D-printed resin.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e 1\/72.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubject:\u003c\/strong\u003e R-1830 radial engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContents:\u003c\/strong\u003e One engine detail part.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 27.31 mm wide, measured across the engine from piston end to opposite side; 18.93 mm long, measured from the rear of the 1.32 mm backplate to the start of the propeller shaft.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports:\u003c\/strong\u003e 0.30 mm 3D printer supports are attached to delicate parts and can be removed carefully with a sharp #11 blade at the support connection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFit and Preparation\u003c\/h2\u003e\u003cp\u003eBecause manufacturers scale their kits differently, this part may require modification to the model kit, the resin part, or both. Use R-1830 reference photos while removing supports, and avoid removing material simply because it does not look like part of the engine.\u003c\/p\u003e\u003cp\u003eThe print is shipped unpainted with 3D supports attached. Color images are for display purposes only.\u003c\/p\u003e\u003ch2\u003eRelated Resources\u003c\/h2\u003e\u003cp\u003eBrowse \u003ca href=\"https:\/\/mpmhobbies.com\/collections\/454375571687\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eMPM Aircraft Resins\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e for related detail parts. Visit \u003ca href=\"https:\/\/mpmhobbies.com\/\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eMPM Hobbies\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e for the in-house range, or see \u003ca href=\"https:\/\/www.scalemates.com\/brands\/mpm-hobbies--14150\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eMPM Hobbies on Scalemates\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e for brand reference information.\u003c\/p\u003e","brand":"MPM Hobbies","offers":[{"title":"Default Title","offer_id":42856855994599,"sku":"0120","price":2.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7798\/9095\/products\/172-r-1830-radial-engine-mpm-hobbies-1.jpg?v=1750777613"},{"product_id":"1-72-bold-orion-weapons-system-199-ws-199b","title":"1\/72 Bold Orion Weapons System 199 (WS-199B)","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe 1\/72 Bold Orion Weapons System 199 (WS-199B) is an in-house designed and 3D printed resin accessory for modelers detailing Cold War-era strategic aircraft. It represents the experimental air-launched ballistic missile associated with B-47 Stratojet test flights.\u003c\/p\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 3D printed resin, produced in-house by MPM Hobbies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScale:\u003c\/strong\u003e 1\/72\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e B-47 Stratojet model aircraft, including the \u003ca href=\"https:\/\/mpmhobbies.com\/products\/1-72-b-47e-stratojet-wing-flaps-kit\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003e1\/72 B-47E Stratojet Wing Flaps Kit\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContents:\u003c\/strong\u003e Individual Bold Orion WS-199B missile accessory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Unpainted resin with 3D print supports attached\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImportant detail:\u003c\/strong\u003e Small, delicate features require careful support removal and handling\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompatibility and Modeling Use\u003c\/h2\u003e\u003cp\u003eUse this accessory to add a historically distinctive ordnance detail to a compatible 1\/72 B-47 build. Test-fit the missile against the model's pylon or bomb-bay area before final assembly. CA adhesive can be used for attachment, and the resin can be primed before painting with acrylic, lacquer, or enamel products.\u003c\/p\u003e\u003cp\u003eFor related options, browse the \u003ca href=\"https:\/\/mpmhobbies.com\/collections\/1-72-air-to-air-missiles\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003e1\/72 MPM Missiles collection\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003e3D Printing Information\u003c\/h2\u003e\u003cp\u003eThis print is shipped unpainted with 3D supports attached. Color images are for display purposes only and may show a CAD-rendered file to make fine details easier to see. Remove supports carefully, beginning at the tip and working toward fragile details.\u003c\/p\u003e\u003ch2\u003eVendor Reference\u003c\/h2\u003e\u003cp\u003eLearn more about the manufacturer through \u003ca href=\"https:\/\/www.scalemates.com\/brands\/mpm-hobbies--14150\" target=\"_self\"\u003e\u003cstrong\u003e\u003cu\u003eMPM Hobbies on ScaleMates\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e","brand":"MPM Hobbies","offers":[{"title":"Default Title","offer_id":42892389810407,"sku":"0121","price":14.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7798\/9095\/files\/172-bold-orion-weapons-system-199-ws-199b-mpm-hobbies-1_1024x1024_2x_ff93e2f3-7f8a-4e6d-81c1-522b43a73abc.jpg?v=1755304514"},{"product_id":"1-72-r-3350-radial-engine","title":"1\/72 R-3350 Radial Engine","description":"\u003ch2\u003e1\/72 R-3350 Radial Engine — In-House 3D Printed Resin by MPM Hobbies\u003c\/h2\u003e\u003cp\u003eDesigned and 3D printed in-house by MPM Hobbies, this 1\/72 scale R-3350 Cyclone radial engine is a detailed resin upgrade for modelers seeking greater accuracy and visual impact in their WWII-era aircraft builds.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIn-house designed and 3D printed resin — an original MPM Hobbies proprietary product\u003c\/li\u003e\n\u003cli\u003eScale: 1\/72\u003c\/li\u003e\n\u003cli\u003eMaterial: High-detail resin\u003c\/li\u003e\n\u003cli\u003eCompatible with a wide range of 1\/72 aircraft kits featuring the R-3350 powerplant (B-29, B-32, C-69, and others)\u003c\/li\u003e\n\u003cli\u003eNot designed for any specific kit — minor modification to the kit or part may be required for proper fit\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eModeler Notes\u003c\/h3\u003e\u003cp\u003ePrinter supports (0.30 mm) can be removed from delicate parts using a sharp #11 blade, cutting at the point where the support meets the engine. Support removal requires basic modeling skills and reference to R-3350 photos. Replacement of any accidentally cut wires with fine copper wire is recommended.\u003c\/p\u003e\u003ch3\u003eRelated Products\u003c\/h3\u003e\u003cp\u003eBrowse our full range of \u003ca href=\"\/collections\/mpm-aircraft-resins\"\u003e\u003cstrong\u003e\u003cu\u003eMPM Aircraft Resin Upgrades\u003c\/u\u003e\u003c\/strong\u003e\u003c\/a\u003e for additional in-house designed detail parts.\u003c\/p\u003e","brand":"MPM Hobbies","offers":[{"title":"Default Title","offer_id":48144547741927,"sku":"0273","price":7.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7798\/9095\/files\/172-r-3350-radial-engine-mpm-hobbies-1.png?v=1788046955"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/7798\/9095\/collections\/172-f-104-starfighter-ejection-seat-mpm-hobbies-1.jpg?v=1788036508","url":"https:\/\/mpmhobbies.com\/collections\/1-72-mpm-kit-upgrades.oembed","provider":"MPM Hobbies","version":"1.0","type":"link"}