The CMMG Arc-22 India AR-15® Conversion Kit allows you to shoot inexpensive .22 LR ammo in your AR-15. This is a drop-in .22 LR conversion system that comes fully assembled and ready to install in any semi-auto AR-15. To install, simply replace your AR's bolt and carrier with the conversion unit, load up the included 25-round magazine with high-velocity, round-nose .22 LR ammo, and you're ready to shoot. The Arc-22 India 22 conversion kit has a stainless steel bolt group, and a stainless steel bolt carrier, with a brass extension bushing. The Arc-22 India also includes a buffer retaining pin relief cut, a locking extension bushing, and comes complete with removable forward assist, an anti-jam charging handle, and a stainless steel cleaning jag/guide rod and a magazine loader. Includes one 25-round 25R3 magazine with bolt hold open actuator. The CMMG Arc-22 India 22 LR AR-15 Conversion Kit enables you to concentrate on improving tactical shooting skills with your AR without burning up expensive centerfire .223 ammo.