Designed for Blaser Pod owners wanting to use their Bipod for their R93 and other rifle brands (incompatible with Javelin or Spartan 300, they are 12.5 mm not 12mm) . This adapter is designed for connection with wood and synthetic materials. It is required that your inventory be processed to take an adapter. Made of 7075 grade alloy. The lightest weight option for all those serious mountain range hunters. Represents our most cautious option.