Home / AR Upper Components / SOLGW MIL-SPEC GAS BLOCK KNURLED SET SCREW View cart “SPRINCO M4/AR-15 EXTRA POWER EXTRACTOR SPRING 5 COIL, CRYOGENIC PROCESSED” has been added to your cart. SOLGW MIL-SPEC GAS BLOCK KNURLED SET SCREW$4.74 4 in stock [] SOLGW MIL-SPEC GAS BLOCK KNURLED SET SCREW quantity Add to cart UPC: 785939517804 SKU: GBSETSCREW Category: AR Upper Components Tag: solgw Product ID: 16139 Description Description SOLGW MIL-SPEC GAS BLOCK KNURLED SET SCREWS. NOTE: THIS IS FOR ONE (1) SCREW. You may also like… Out of stock SOLGW AMBI SAFETY SELECTOR KIT $28.50 Read more Related products SOLGW GAS TUBE NITRIDE MID LENGTH $19.00 Add to cart SOLGW GAS TUBE NITRIDE PISTOL LENGTH $19.00 Add to cart RADIAN RAPTOR-SD AR15/M16 GAS VENTED CHARGE HANDLE $124.94 – $129.95 Select options Out of stock SIONICS Gas Tube W/Roll Pin – Melonite – Midlength $16.95 Read more