HK 81001053 MR762 A4 13 10R

Suppressor-ready concentric 5/8 x 24 threads - Continuous picatinny rail interface between upper receiver and handguard - Extended ambidextrous charging handle with dual claws - Adjustable gas regulator for shooting suppressed and unsuppressed - Ambidextrous safety lever bolt release and magazine release - New HK USA enhanced ergonomic grip - M-LOK interface with integral ambi QD cups - Updated medium contour barrel profile - Ambidextrous QD end plate - Winter trigger guard - Match rifle cold-hammer-forged barrel - Caliber 7.62 x 51mm - Operating principle Gas operated short stroke piston - Bolt system Rotating bolt - Trigger system Two-stage trigger - Magazine capacity 10 / 20 round - Length (overall) 31.4 in / 798 mm - Barrel length 13 in / 330 mm - Height 7.75 in / 197 mm - Weight (empty magazine) 7.95 lb / 3606 g - Barrel thread pitch 5/8 x 24 - Safety Firing pin block trigger latch safety