The BSA Sweet .22 AO Compact provides all the features of standard Sweet AO scopes in a package designed specifically for the Ruger 10/22 and other small frame .22 rifles. Complete with 3 ballistically calibrated turrets for 36gr, 38gr, and 40 gr cartridges, the Sweet 22 AO Compact also features an adjustable objective, fully coated lenses, 30/30 reticle and 2 pc. dovetail rings Matte black finish. Waterproof, shockproof and fogproof.