Strike Industries TRIBUS Castle Nut & End Plate – Blue

Description

The Strike Industries TRIBUS enhanced castle nut and extended end plate upgrades the standard AR buffer tube interface with improved sling mounting placement and retention features. The extended end plate provides three QD mounting points positioned rearward to reduce interference with the primary firing hand. An anti-rotation castle nut with a set screw helps maintain torque and prevents loosening during regular use. Finished in blue hardcoat anodized, the TRIBUS is designed for shooters who prioritize secure sling attachment and reliable hardware performance.

Key Specifications

• Finish is Blue Hardcoat Anodized for corrosion resistance and consistent appearance.
• The extended end plate provides three QD mounting points for versatile sling placement.
• QD mounts are positioned rearward from the webbing of the primary hand to reduce pinching and improve handling.
• Includes an anti-rotation feature: a set screw to help prevent the castle nut from backing out.
• Swivel stud compatibility is listed as Ambidextrous to support both-side sling options.
• Designed as a drop-in style component for straightforward installation into AR platforms.
• The product line is available in an anodized color line, with this variant in blue.
• Manufactured by Strike Industries and offered under the TRIBUS designation.

The TRIBUS end plate and castle nut combine improved sling ergonomics, secure hardware retention, and a durable anodized finish to enhance routine range use and field handling. Its rearward QD placement and anti-rotation set screw provide tangible functional benefits for shooters who need a dependable sling interface and worry-free installation hardware.