Description DETAILS Commonly referred to as the Baby specwar or chodewar, this upper is a perfectly paired with an 9″ 300 black out cut by the man himself D. Wilson! The patented LMT Monolithic Rail Platform, MRP™ upper receiver. The receiver and handguard are made from a single piece of forged aerospace aluminum. The barrel is held in place with a proprietary locking system that utilizes two locking bolts accessible from the right side of the receiver. The only tool needed is a standard T-30 Torx bit to tighten the bolts. This receiver requires the patented LMT monolithic barrel assembly which has a low profile gas block with straight gas tube. The MRP-L MLOK 8.25 was tailor fit for 9″ 300 BLK barrel but can be used with any MRP-L barrel with a carbine or pistol length gas system. M-LOK compatible attachment points on all 8 sides
