Windham Weaponry RMCS RMCS4 Complete Specs and Full Gun Specifications

Windham Weaponry s Mulri-Caliber Rifle offers 4 Calibers in the same AR platform by simply changing out barrels, magazine wells, and if necessary, the bolt/bolt carrier and magazine. Barrels are chrome lined for long wear and easy cleaning (except for 9mm Barrel with a Melonite finish) - machined from 4150 chrome moly vanadium steel, finished in black manganese phosphate, and rifled appropriately for the intended caliber. Receivers are CNC machined from forged 7075 T6 aircraft aluminum and finished in hardcoat black anodize. Bolts are machined from carpenter 158 Steel.