Features
Officially licensed by SLR Rifleworks with engraved marking
High quality CNC-machined steel & aluminum construction
Main bolt carrier & tail constructed from steel
High quality titanium nitride finish
Roller design helps smooth out bolt travel and prevent malfunctions
Lightweight but durable polymer construction
Stainless steel nozzle endpin
Drop-in design requires little to no modifications to fit
 
Manufacturer: EMG (Licensed by SLR Rifleworks)
 
Specifications:
Material: CNC Aluminum, CNC Steel
Finish: Titanium Nitride
Weight: ~220g
Compatibility: Tokyo Marui M4 MWS Series Gas Blowback Airsoft Rifles