Complete Bolts

TNA 7.62x39mm Complete Bolt for WK180-C & WS-MCR

Looking to turn your 5.56 Wk or MCR  into a 7.62x39 monster? Well, you're going to need this bolt that we designed and had specially made to do the job.   As you know, the WK and MCR platform need a special bolt and this is exactly what...

TNA 6.5 Grendel Complete Bolt for WK180-C & WS-MCR

Looking to turn your 5.56 Wk or MCR  into a 76.5G monster? Well, you're going to need this bolt that we designed and had specially made to do the job.   As you know, the WK and MCR platform need a special bolt and this is exactly what you've...

Toolcraft Bolt Assemblies

Toolcraft probably makes more BCGs than any other manufacturer in the USA, and they are excellent quality. The company's components are so reliable that many of the big USA gun brands will not bother making their own BCG, they simply order them from...

Complete Rotating Bolt for TNA VR-66 12ga Shotgun (Part #55/#56/#57/#58)

Complete Rotating Bolt for TNA VR-66 12ga Shotgun Part #55, #56, #57, #58 on the VR-66 parts list - found on page 16 in your owners manual. About the TNA VR-66 12ga Shotgun Experience flawless performance and zero safety loss with the VR-66 12ga shotgun...