The TandemKross Bolt Keeper Extended Bolt Lock for Ruger 10/22 is designed to improve the bolt lock back function by offering an extended and widened profile. Simplifying the bolt lock operation, the Bolt Keeper Extended Bolt Lock for Ruger 10/22 will allow the user to easily find the bolt lock by feel with either hand from either side of the gun. Once installed, the Bolt Keeper will also allow the operator to release the bolt in a slingshot motion by pulling back slightly on the bolt handle and the bolt simply releases. A must have for any serious 10/22 owner! FeaturesErgonomic and easily accessible Bolt Lock Simplified manipulation of Bolt LockDrop in installation