Product Description
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 been looking for
Couple this with our new 7.62x39/300 Blackout Gas system and barrel and you'll be in business!
Features: Drop if for your WK or MCR caliber conversionYou get: (1) Complete Bolt (Note the front face and extractor will have bare metal as this is a machined 7.62 bolt) You need to get separately: 7.62x39/300 Blackout compatible for Gas system Compatible with: WK180-C with installed 7.62x39/300 Blackout Gas system and 6.5G barrel WS-MCR with installed 7.62x39/300 Blackout Gas system and 6.5G barrel Not compatible with: AR-15, AR-10 Tools required: None maybe something pointy to help pull out the firing pin retainer Installation Tips: Goes together just like an ar BCG but don't forget the firing pin spring