The BT19 Atlas Accuracy International Spigot (AAIS) is a precision engineered accessory tailored for long-range shooting enthusiasts who utilize NC (No Clamp) style Atlas Bipods. Specifically crafted to integrate seamlessly with accuracy International AI/AICS stocks, the AAIS leverages the factory retention/release mechanism for secure and reliable attachment. Responding to the evolving needs of precision shooters, the BT19 has undergone meticulous enhancements, including the elimination of the 3 to 9 rotation, ensuring stability and accuracy during use. Constructed from robust 6061-T6 aluminum, the AAIS is mil-spec type III hard anodized, providing exceptional durability and resistance to wear. Complementing this is an alloy steel spigot, finished with a manganese phosphate coating, which enhances its resilience and longevity. The package includes two (2) 10-32 x 1 inches flat head socket cap screws for straightforward installation. Available exclusively in a sleek black finish, the BT19 AAIS is the epitome of precision and reliability for the discerning marksman. The AAIS Atlas Bipod adapter spigot is engineered specifically for compatibility with the BT10-NC Atlas Bipod and is suitable for use with Accuracy International AI/AICS stocks Manufactured from 6061-T6 aluminum with a hard-coat anodized finish and featuring an alloy steel spigot with a manganese phosphate coating The AAIS, manufactured in the USA, has an approximate weight of 4.7 oz and employs the standard retention and release mechanism