CYMA CGS Complete Steel Bolt Carrier set for MWS & CGS M4 GBBR
 
Heavy duty steel construction
Designed for super high speed builds / high speed builds
Roller design helps smooth out bolt travel and prevent malfunctions
Comes with reinforced T8 nozzle guide
Drop-in upgrade requires little to no modification
Version :
HS - High Speed Version ; 17-20 RPS approx.
SHS - Super High Speed Version ; 20-22 RPS approx.
Compatible with Tokyo Marui MWS, CGS Series, and other gas blowback airsoft rifles
Fit TM spec and RS spec(25.5mm) buffer tube
Modification may be required. Professional installation recommended.
CYMA : CGS-SY-0008 (HS) ; CGS-SY-0009 (SHS)