The BSA® Sweet .243 AO Rifle Scope is specifically designed for the .243 caliber cartridge. Complete with 3 ballistically calibrated turrets for 55gr, 80gr, and 100 gr cartridges, the Sweet .243 AO also features an adjustable objective, fully coated lenses, 30/30 reticle and 2 pc. weaver rings Matte black finish. Waterproof, shockproof and fogproof.