Perko Spare Lens For Bi Color/Tri Color Navigational Lights 1 1/4" H x 1 3/8" W. 6 feet). This one-piece bi-color lens has a 1-1/4" height and a 1-3/8" width. Perko's Spare Lens for Bi-Color and Tri-Color Lights feature a red and green durable plastic construction for long-lasting use. Features of Perko 0296DP0LNS Spare Lens For Bi Color/Tri Color Navigational Lights 1 1/4" H x 1 3/8" W One piece bi-color replacement lens Color: Red/green For use with vessels under 20 meters (65.6 feet) Durable plastic construction for long-lasting use Dimensions: 1-1/4" H x 1-3/8" W Package Contents: Perko 0296DP0LNS Spare Lens For Bi Color/Tri Color Navigational Lights 1 1/4" H x 1 3/8" W Perko 0296DP0LNS: Spare Lens For Bi Color/Tri Color Navigational Lights 1 1/4" H x 1 3/8"