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Fits: MR556A1, MR762A1, HK416 (10,14.5, 16.5, 20 inch barrel lengths), HK417 (12, 16 inch barrel lengths). Use with rear sight 227657.

MR556/HK416 A7 Pistol Grip Adaptive RAL8000

Fits: MR556A1, MR762A1, HK416 (10,14.5, 16.5, 20 inch barrel lengths), HK417 (12, 16 inch barrel lengths). Use with rear drum sight 227635, 233197.

Front fixed sight for HK MR556, MR762A1, HK416 and other AR-15/M-16 platforms. Used with Rotary Rear Sight.

30rd magazine for MR556 rifle.

Ambi charging handle for MR556 A4

11 inch Barrel for MR556 A4 rifle

MR556 A4 1.3MM GAS VENT SCREW. COMES INSTALLED ON MR556 A4 RIFLES AND PISTOLS

MR556 A4 1.9MM GAS VENT SCREW. RIFLE AND PISTOL SHIP WITH 1.3MM INSTALLED.

MR556 A4 2.1MM GAS VENT SCREW. RIFLE AND PISTOL SHIP WITH 1.3MM INSTALLED.

MR556 A4 2.4MM GAS VENT SCREW. RIFLE AND PISTOL SHIP WITH 1.3MM INSTALLED.

MR556 A4 2.3MM GAS VENT SCREW. RIFLE AND PISTOL SHIP WITH 1.3MM INSTALLED.

MR556 A4 2.5MM GAS VENT SCREW. RIFLE AND PISTOL SHIP WITH 1.3MM INSTALLED.

MR556 A4 2.0MM GAS VENT SCREW. RIFLE AND PISTOL SHIP WITH 1.3MM INSTALLED.

HK416 A5 Stripped upper receiver housing

Based on the MP5K submachine gun forward grip, this design has been widely imitated and copied. The HK Vertical Foregrip is now the industry standard for mounting an accessory grip.

Gas Block, Bleed Off Valve for MR556

The HK grip can be used with all MR556, MR762, HK416 and HK417.

MR556 A4 1.8MM GAS VENT SCREW. RIFLE AND PISTOL SHIP WITH 1.3MM INSTALLED.