AR retailers Radical Firearms recently released their new AR-15 .750 low profile adjustable gas block. It features a melonite coating and is made out of 4140 chromoly steel here in the USA. It adjusts up to full shutoff with zero bolt movement via a 10-32 setscrew with 4-40 brass retaining screw. The best part is the budget friendly MSRP of only $39.99 (currently on sale for $29.95 too), check out Radicalfirearms.com for more info.

Introducing the Radical Firearms .750 Adjustable Gas Block to full shutoff with zero bolt movement, 10-32 setscrew with 4-40 brass retaining screw. Same height/profile as a standard micro gas block. Melonite coating, 4140 chromoly steel, chamfered edge, press fit like our standard gas block

– Includes set screws
– 4140 chromoly steel
– Full shutoff with zero bolt movement
– Nide/Melonite QPQ finish
– Chamfered edge, press fit like our standard gas block
– USA made steel & Machined in the USA
– Weighs 2oz
– Internal Diameter 0.750
– Same profile as our standard low-profile gas block
– Includes (2) set screws for attachment
– Includes 10-32 Set-Screw w/ 4-40 Retaining Screw (Rearward facing)
– Accepts standard gas tube roll-pins but a roll-pin is NOT included.