GBU Custom Series Hi-Capa 5.1 (Short Stroked) Guide Plug tan m4a1 V8 This is the first ever

This is the first ever SPR to hit the market

Made with 7075 aluminium and a slim line design this is the perfect addition to your custom pistol

we are so impressed and shocked at the detail and performance of this blaster and now it is available to everyone

Which Suppressor Should You Buy

Made with high quality alloy

GBU Custom Series Hi-Capa 5.1 (Short Stroked) Guide Plug tan m4a1 V8 This is the first everThis is the GBU custom series guide plug for your 5. 1 Hi Capa, these are compatible with WE and G E brands of pistols and are a standard TM spec part. They are also made with 7075 alloy which is light and durable. The great feature of these short stroked plugs is that you do not need to purchase short stroke kits, these are an instant upgrade.