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![[RA-Tech] CNC Steel Bolt Carrier for KSC M4 GBB[16.5CM]](http://www.sixmm.com/cdn/shop/products/8812__RA-Tech__CNC_Steel_Bolt_Carrier_for_KSC_M4_GBB_16.5CM_1.jpg?v=1609750506&width=4096)
Joint inapproprié pour system 7
The grip needs some shaving but other than that fits great into marui and cowcow grips
Fits really well into Double Eagle and Cyma m4s
It has a plastic slide, but perfect for upgrading
fits really well into ml and tti chamber