{"product_id":"polarstar-hop-up-thing-v2-rotary-hop-unit-for-m4-m16","title":"PolarStar \"Hop Up Thing\" V2  Rotary Hop unit for M4\/M16","description":"\u003cdiv\u003e\n\u003ch1\u003ePolarStar Hop Up Thing V2 Rotary Hop Unit for M4\/M16\u003c\/h1\u003e\n\u003cp\u003eThe PolarStar Hop Up Thing V2 is a precision rotary hop-up designed for Standard V2 M4\/M16 platforms, compatible with both AEG and HPA builds. It’s engineered for builders who value consistent air-seal, precise fitment, and repeatable accuracy over flashy marketing buzz.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eMaterial\u003c\/b\u003e: 6061-T6 aircraft-grade aluminum, machined in-house to +\/- 0.002\" tolerances for tight, repeatable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCore mechanism\u003c\/b\u003e: TDC (Top Dead Center) slider system delivers perfectly vertical pressure, promoting a stable flight path and consistent hop-up effect.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eModularity\u003c\/b\u003e: Designed to tune fitment for both AEG and HPA builds, with planned optional accessories (interchangeable gearbox lips and barrel slot bushings) to broaden compatibility over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCompatibility\u003c\/b\u003e: Standard V2 M4\/M16 models, ready for both AEG and HPA configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFinish \u0026amp; origin\u003c\/b\u003e: Batch 01 Medical Metal Gray finish; proudly made in the USA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWhat’s in the box\u003c\/b\u003e: The Hop Up Thing, 0.305\" gearbox lip (common for many AEGs), a 3x4mm nub, an ARO (Axel Retaining O-ring) Tool, 5 shimming O-rings, and a molded barrel clip for secure installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eBenefits: With precise machining and a dedicated focus on consistency, this hop-up minimizes slop and air leaks, helping your nozzle stay centered and your BBs release with predictable trajectory. The vertical pressure from the TDC slider reduces flight-path variation, improving shot-to-shot consistency across different temperatures and hop-up settings. It’s especially beneficial for builders seeking a durable, easy-to-install upgrade that remains reliable across AEG and HPA setups, backed by in-house manufacturing and a clear emphasis on fitment and air-seal rather than marketing promises.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Socom Tactical Airsoft","offers":[{"title":"Default Title","offer_id":57441351729477,"sku":"polarstar-hop-up-thing","price":85.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0948\/3767\/0213\/files\/polarstar-hop-up-thing-v2-rotary-hop-unit-for-m4m16-1110190.jpg?v=1774154295","url":"https:\/\/www.longshottactical.co.uk\/products\/polarstar-hop-up-thing-v2-rotary-hop-unit-for-m4-m16","provider":"Longshot Tactical","version":"1.0","type":"link"}