The CZ527 Follower from James Calhoon replaces your factory CZ magazine and instantly improves appearance and handling. The follower fits flush with the trigger guard and stock and eliminates the unattractive factory box magazine which protrudes from the bottom of the stock. Enables shooters to feed single rounds smoothly and rapidly. Available in two sizes. the Short model works with the Hornet and 221 Rem, the Long model works with 223 Rem, 204 Ruger, and 17 Rem.