Standard Super Gas Block – The bore of the SGB is machined to closely fit around .750” diameter mounting bosses found on most M4 Carbines and AR-15 rifles.
Additional information
Weight
0.13 oz
MPN
05-231
Model
Block, Gas, Super
product-type
Block, Gas
UPC
854014005267
Manufacturer
Geissele Automatics
Finish-Color
Black Nitride, Standard
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