Eliminates "Bolt-Battering" of the receiver 

Eliminates vibration from metal to metal contact 

Easy drop in ready, no tools required 

Oil and solvent resistant 

This accessory is a must have for any Ruger® 10/22® owner. The TANDEMKROSS Shock Block Bolt Buffer is a great upgrade and is an inexpensive addition to your 10/22® rifle. Eliminates the metal-to-metal contact between the bolt and the receiver pin and eliminates vibration cause by the metal-to-metal contact. 

 The Shock Block Bolt Buffer for Ruger® 10/22® reduces impact stress on the receiver, made for high tolerances, high impact resistance, superior load bearing properties.

 The Shock Block Buffer comes with the TANDEMKROSS lifetime guarantee.