Gas block coil pins for the BRN-4. These pins are the correct size pins to use with the Brownells BRN-4 gas blocks and all the BRN-4 barrels. These pins will also work with the HK416/MR556 platform as well. Packaged two per pack. Mfg: Brownells
Gas block coil pins for the BRN-4. These pins are the correct size pins to use with the Brownells BRN-4 gas blocks and all the BRN-4 barrels. These pins will also work with the HK416/MR556 platform as well. Packaged two per pack. Mfg: Brownells
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