Rock River Arms O-Ring for Match Rear Sight Hood

Description: Rock River Arms O-Ring for Match Rear Sight Hood. This rubber o-ring from Rock River Arms installs between the rear sight hood and the rear sight aperture to add sufficient friction to keep the hood from coming loose during use. These o-rings are perfect to keep as a spare on the workbench for all of your National Match rear sight assemblies.

Manufacturer: Rock River Arms

PRODUCT SPECIFICATIONS:

• Brand: Rock River Arms
• Caliber: 5.56x45mm,.223 Rem
• Finish / Color: Black
• Firearm Type: Rifle
• Material: Rubber
• Models Fit: AR-15