Toolcraft AR10/308 Bolt Kit


Great for repair or caliber conversions

Toolcraft AR10 Bolt Kit

Available in single or double ejector.

Toolcraft AR10 Bolt kit includes all of the internals required to rebuild or convert your current bolt carrier group.  Manufactured and warrantied by Toolcraft, an industry leader in bolt carrier groups.  Toolcraft bolt kits are available in Black Nitride, and Diamond-Like Carbon (DLC) finishes for the 308 cartridge family ( 243 Win, 308 Win, 7mm-08 Win, 260 Rem, 6.5 Creedmoor).  Double Ejector models feature a reduced diameter firing pin and channel which is preferred by those shooting 260 Remington and 6.5 Creedmoor.  Double Ejectors are also great for all AR10 calibers as it improves overall rifle cycling reliabitliy.

Each AR10 Bolt Kit includes an assembled bolt, firing pin, cam pin, and retainer pin.

Lifetime Warranty & Made in the U.S.A

Product Specifications

Manufacturer: Toolcraft
Caliber:  Various
Bolt Material: 9310 Steel
Extractor Material: 4140 Steel
Finish:  Black Nitride
O-Ring: Mil-Spec (3)
Cam Pin Material: 8620 Steel
Firing Pin Material: 416 Stainless Steel
Other: MPI Inspected | Shot Peened

Arm or Ally is a stocking dealer for all Faxon Firearms, Ballistic Advantage, HOLOSUN, Toolcraft, Elftmann Tactical, Timney, CMC Triggers, HIPERFIRE and named the #1 Overall E-Commerce Dealer for Aero Precision Products in 2020!  See our growing inventory of AR Parts, and Reloading Components.

Weight 6 oz
Dimensions 4 × 2 × 1 in
Coating Type

Black Nitride, Diamond-Like Carbon (DLC)




AR10, LR308

Part Type

Bolt Carrier Group, Upper Receiver Parts


.308, 260 Rem, 6.5 Creedmoor

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