International air express ( International orders please choose this option. Request 3-7 business days to ship)
● Product Brand : ESD (TAIWAN)
● Weight : 64g
● For KSC/KWA KSC GBB SMG
● Material : 6061 Aluminum CNC、Steel CNC
● Color : Black
1) Only for KSC/KWA MP7 GBB.
2) Must be use original #23,24,25,26,27,28,29,31 when assembling.
3) Before pushing bolt into frame that need to keep hammer pull down and valve knocker locker (original #82) press down.If fires before pushing bolt into frame that have to pull hammer down and press valve knocker locker down again, or bolt will stuck in half stroke.
4) When operation, need to pull and push charging handle quickly.
5) Please DO NOT installation ESD Steel Efficient Air Flow Kit on this bolt carrier, or nozzle will broke.