SECO 62 mm Premier Prism Assembly with 6x9 inch Target Color:Yellow The Laser level LL500 is

The Laser level LL500 is a one-person leveling system designed for longer range measurements across your entire site

8-minute vial

Large Easy Action Winding Drum and Friction Washers

One arcsecond of tilt is discernible using this “coincidence” vial methodology

SECO 62 mm Premier Prism Assembly with 6x9 inch Target Color:Yellow The Laser level LL500 isFeatures a copper coated, canister type prism Waterproof M20 universal mounting thread Tilting holder is anodized aluminum and features an improved locking clamp screw design and an 18 gauge steel target 6 x 9 target size Can be mounted in either 0 or 30 mm offset positions Tilting axis height is 115 mm Weighs 1. 75 lb (0. 79 kg)