{"title":"Hopup arms \u0026 Buckings","description":"\u003cp\u003eThese are products designed by the community, for the community. All items are made from high quality materials and will improve your playing experience\u003c\/p\u003e","products":[{"product_id":"guillotine-leather-professor-official-bucking-v1","title":"Guillotine | Leather Professor Bucking V1 for GBB Airsoft","description":"\u003cp\u003eThe Leather Professor Bucking V1 is Guillotine's take on improving hop-up consistency for GBB platforms. It's a community-driven design. Guillotine Airsoft are well known in the HRC community for building parts that actually address real-world performance issues rather than just looking good on paper.\u003c\/p\u003e\n\u003cp\u003eThe bucking is designed to give you better BB contact and more consistent backspin, which translates to improved range and tighter groupings downrange. If you've been running a stock bucking and wondering why your hop feels inconsistent, this is worth trying.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e GBB airsoft platforms (check Guillotine's compatibility list for your specific gun)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn the box:\u003c\/strong\u003e 1× Guillotine Leather Professor Bucking V1\u003c\/p\u003e","brand":"Heavy Recoil Club","offers":[{"title":"Default Title","offer_id":55629821772155,"sku":"GUILL-BCK-LPO-V1","price":7.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/6754\/0091\/files\/824d11b9-il_fullxfull.6996536341_6ipk.jpg?v=1753021620"},{"product_id":"guillotine-vfc-mp5-hopup-arm-nub-v2","title":"Guillotine | VFC MP5 Hopup Arm \u0026 Nub V2","description":"This arm provides more consistent hopup tension on the bucking for more consistent BB backspin.\n\n-7075 anodized aluminum.\n-Rubber Nub.\n\nThis new version is CNC machined rather than 3d printed.\nThis hopup arm allows for the use of a rubber nub which will greatly improve your hopup consistency!","brand":"Heavy Recoil Club","offers":[{"title":"Default Title","offer_id":55629821706619,"sku":"GUILL-HOP-MP5-GBB-V2","price":24.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/6754\/0091\/files\/bb3daeb9-il_fullxfull.6996563027_kgtz.jpg?v=1753021620"},{"product_id":"guillotine-vfc-m249-hopup-arm-nub","title":"Guillotine | CNC Hop-Up Arm \u0026 Nub for VFC M249 GBB","description":"\u003cp\u003eThe stock hop-up arm on the VFC M249 gets the job done, but it's not exactly precision-engineered. The Guillotine CNC hop-up arm and nub is a direct replacement that gives you more consistent BB pressure across the bucking, which means more predictable backspin and better performance at range.\u003c\/p\u003e\n\u003cp\u003eGuillotine Airsoft are a community-trusted brand in the HRC world — they make parts for platforms that don't always get a lot of aftermarket love, and the M249 is a good example of that. If you're running a VFC M249 seriously, this is one of the first internal upgrades worth doing.\u003c\/p\u003e\n\u003cp\u003eCNC machined from 7075 aluminium. Drop-in fit, no modifications required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIn the box:\u003c\/strong\u003e 1× Guillotine hop-up arm, 1× nub\u003c\/p\u003e","brand":"Heavy Recoil Club","offers":[{"title":"Default Title","offer_id":56005143134587,"sku":"GUILL-HOP-M249-VFC","price":26.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/6754\/0091\/files\/M249GuilM249HOP_Export.jpg?v=1767521867"},{"product_id":"guillotine-vfc-hk53-g3-hopup-arm-nub","title":"Guillotine | VFC HK53\/G3 Hopup Arm \u0026 Nub","description":"\u003cp\u003eUpgrade your VFC G3\/HK53 hop‑up system with our proprietary 6061‑T6 CNC‑machined aluminum arm and high‑performance rubber nub, engineered for consistent BB contact, smooth tuning, and extreme durability under field conditions.\u003c\/p\u003e\n\u003cp\u003e- Premium materials – CNC 6061‑T6 aluminum arm resists wear and deformation, paired with high-grade rubber nub for reliable ball spin and tight gas seal.\u003cbr\u003e- Seamless fit – Direct drop‑in replacement designed specifically for VFC HK53 \/ G3 platforms. No need for drilling or fitment work.\u003c\/p\u003e","brand":"Heavy Recoil Club","offers":[{"title":"Default Title","offer_id":56005151654267,"sku":"GUILL-HOP-HK53G3-GBB","price":24.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/6754\/0091\/files\/DSC2146HKARM_Export.jpg?v=1767522776"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/6754\/0091\/collections\/DSC2146HKARM_Export.jpg?v=1769353965","url":"https:\/\/heavyrecoilclub.store\/collections\/hopup-arms-buckings.oembed","provider":"Heavy Recoil Club","version":"1.0","type":"link"}