AIM Sports Inc AR15 Gas Block/Tube Roll Pin Jig Black Small. These Gunsmithing Equipment from the innovators at AIM Sports Inc feature a wider base for added stability when firing. With the ability to drive pins from the left or right the AIM Sports Gas Block/Tube Roll Assembly is a great ambidextrous tool. Able to work with a variety of makes and models this aftermarket accessory is sure to fit your needs. Crafted from anodized aluminum the AIM Sports Inc Tube Roll Pin JIG outfits your firearm with the latest technology. Specifications for AIM Sports Inc AR15 Gas Block/Tube Roll Pin Jig: Manufacturer: AIM Sports Inc Condition: New Features of AIM Sports Inc AR15 Gas Block/Tube Roll Pin Jig 6061 Anodized Aluminum Wide base for stability Works with most gas blocks including BCM Rainier VLTOR Zero Hour Through hole to drive pins out Can drive pins in from left or right Package Contents: AIM Sports Inc AR15 Gas Block/Tube Roll Pin Jig AIM Sports Inc PJGBJ: AR15 Gas Block/Tube Roll Pin Jig Black Small