Otis B.O.N.E. Tool 5.56
$25.06
The Otis B.O.N.E. Tool 5.56 is designed to quickly clean carbon and fouling from the bolt carrier assembly of AR-15 style rifles, ensuring smooth, reliable operation.
71 in stock
The B.O.N.E. Tool was designed specifically to clean carbon and fouling from the bolt carrier assembly area of MSR/AR style rifles. This quick-clean tool scrapes fouling from the bolt bolt carrier and firing pin. Also includes an 8-32 threaded hole to act as T-handle. Available for 5.56mm or 7.62mm MSR/AR style rifles.
Note: While this tool fits many bolts flawlessly it may fit some bolts better than others due to variance in bolts by different manufacturers.
- Designed specifically to clean carbon & fouling from the bolt carrier assembly area of MSR/AR style rifles
- Scrapes carbon and fouling from the bolt bolt carrier and firing pin
- Includes a 8-32 threaded hole to act as a T-handle
- Available for 5.56mm (works with .223/5.56mm/300 Blackout/.350Legend) or 7.62mm (works with .308/7.62/6.5 Creedmoor/.243 Winchester)
| Weight | 0.163 lbs |
|---|---|
| Dimensions | 5.050 × 4.500 × 0.900 in |
| Manufacturer | Otis Products Inc. |
| Material | Metal |
| Compatible With | 5.56mm, 7.62mm |
PROCESSING & SHIPPING
Orders typically ship within 1–3 business days (Monday–Friday) after payment and all required documentation are received. Time to arrival after shipment depends on the carrier. Shipping method is at BT Gun Company’s discretion; ammunition and oversized accessories are charged at actual shipping cost. We do not ship to Hawaii or Alaska.
FIREARM TRANSFERS
- Firearms must ship to a licensed FFL dealer of your choosing — confirm with them first that they can accept the transfer.
- Your receiving FFL will need to email their license to [email protected] before we can ship.
- Inspect your firearm at your FFL’s location before signing ATF Form 4473 — once signed, the firearm is considered accepted.
You’re responsible for knowing the firearms laws in your state before ordering. For complete shipping, returns, and restocking-fee policy details, see our Shipping & Returns page.

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