Christensen Arms Javelin Javelin Bipod Universal Gunsmith Adapter Black Medium. Designed to take the Javelin Bipod the Gunsmith adapter can be fitted in most rifle stocks by any gunsmith or competent individual. Specifications for Christensen Arms Javelin Bipod Universal Gunsmith Adapter: Manufacturer: Christensen Arms Color: Black Length: 1 in Weight: 0.3 oz Fabric/Material: 7075-T7351 Aluminum Features of Javelin Javelin Bipod Universal Gunsmith Adapter Made from 7075 grade aluminum Lightest weight option for mounting your Javelin Bipod Requires drilling your stock with a 19mm hole and epoxied in place Package Contents: Christensen Arms Javelin Bipod Universal Gunsmith Adapter Christensen Arms 230-00021-01: Javelin Javelin Bipod Universal Gunsmith Adapter Black Medium