HK417 / MR7627 Barrels
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HK417, MR762 Pin - Gas Block
H&K Heckler & Koch
$7.95H&K HK MR762/417 Gas Block Pin This is the retaining pin for an HK MR762 gas block. A must have as HK says you have to use new pins once they are removed. Compatible With: HK MR762 HK 417$7.95 -
HK MR762 A4 1.1mm Gas Vent Screw
H&K Heckler & Koch
$32.95H&K MR762 A4 1.1mm Gas Vent Screw German 1.1mm gas vent screw for MR762 A4. Provides less venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$32.95 -
HK MR762 A4 1.2mm Gas Vent Screw
H&K Heckler & Koch
$32.95H&K MR762 A4 1.2mm Gas Vent Screw German 1.2mm gas vent screw for MR762 A4. Provides less venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$32.95 -
HK MR762 A4 1.0mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 1.0mm Gas Vent Screw German 1.0mm gas vent screw for MR762 A4. Provides less venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$29.95 -
HK MR762 A4 2.4mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 2.4mm Gas Vent Screw German 2.4mm gas vent screw for MR762 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$29.95 -
HK MR762 A4 2.1mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 2.1mm Gas Vent Screw German 2.1mm gas vent screw for MR762 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$29.95 -
HK MR762 A4 1.3mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 1.3mm Gas Vent Screw The 1.3mm gas vent screw is the standard size installed at the factory on the MR762 A4. Compatible With: MR762 A4$29.95 -
HK MR762 A4 1.5mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 1.5mm Gas Vent Screw German 1.5mm gas vent screw for MR762 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$29.95 -
HK MR762 A4 2.5mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 2.5mm Gas Vent Screw German 2.5mm gas vent screw for MR762 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$29.95 -
HK MR762 A4 2.2mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 2.2mm Gas Vent Screw German 2.2mm gas vent screw for MR762 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$29.95 -
HK MR762 A4 1.7mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 1.7mm Gas Vent Screw German 1.7mm gas vent screw for MR762 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$29.95 -
HK MR762 A4 1.6mm Gas Vent Screw
H&K Heckler & Koch
$29.95H&K MR762 A4 1.6mm Gas Vent Screw German 1.6mm gas vent screw for MR762 A4. Provides more venting than the factory-installed 1.3mm screw. Compatible With: MR762 A4$29.95