Crimson Trace Corporation, Brushline Pro, Rifle Scope, 2.5-10X42mm, 1" Tube, BDC Reticle, Matte Black WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov. MAGNIFICATION: 5-10X RETICLE: CT CUSTOM BDC PRO FOCAL PLANE: 2ND FOCAL PLANE OBJECTIVE LENS DIAMETER: 42 TUBE DIAMETER: 1 IN CLICK VALUE1/4 LENS COATING: GREEN MULTI COATED The Crimson Trace Brushline Pro optics are designed with the experienced hunter in mind and have been purposefully built from the ground up. The line includes options for pistols, muzzleloaders, shotguns, and hunting rifles. All of the reticles have been calibrated for the firearms platform that they will be placed on. The line features aerospace grade 1" and 30mm tubes that are extremely lightweight. The scopes are fully multi-coated and have exceptional light transmission and glass quality. All Crimson Trace scopes are covered under the LIFETIME protection guaranteed warranty and backed by their award-winning customer service team.