Otis B.O.N.E. Tool — 5.56/.223 Bolt Carrier Cleaning Tool

Description

The Otis B.O.N.E. Tool is a dedicated maintenance tool for MSR/AR-style rifles designed to remove carbon and fouling from the bolt carrier assembly area. It scrapes deposits from the bolt, bolt carrier, and firing pin to support reliable function through routine maintenance. The tool includes an 8-32 threaded hole that doubles as a T-handle to aid cleaning leverage and control. This listing corresponds to the 5.56/.223 variant intended for compatible AR-15/M16 pattern bolts.

Key Specifications

• Compatible with 5.56/.223 (5.56x45mm) AR-style rifles.
• The tool is made from steel for durable cleaning use.
• Includes an 8-32 threaded hole that serves as a T-handle.
• Designed to clean the bolt, bolt carrier, and firing pin areas.
• Fitment specified as AR-15/M16.
• Sold as a single unit: quantity 1.
• Overall dimensions are listed as 0.75 x 2.45 x 8.85 inches.
• Classified as an AR-15 accessory for maintenance tasks.

Practical and purpose-built, the B.O.N.E. Tool streamlines bolt carrier maintenance for owners of 5.56/.223 AR-pattern rifles. Its compact steel construction and integrated 8-32 threaded T-handle make it a straightforward addition to a cleaning kit, helping reduce cleaning time and support consistent rifle function during normal use and upkeep.