Works With: USL-200, USL-250, USL-450, USL-500, USL-600, USL-650, USK-850, USL-900, TSL-100, TSL-150, TSL-150+, TSL-200, TSL-250, TSL-250+, TSL-500, TSL-500+, TSL-1000, TSL-1500, SL-155, SL-255, USL-155, USL-305, USL-505, TSL-350, TSL-550, TSL-750, TSL-T1000, TSL-LT1000, TSL-1200, TSL-1800, TSL-2500, HL-1.1, & SL-30WPSee Description below for all compatible Serfas headlight model numbers. No tools required for installation. Easily Removes from Bar in Seconds. Fits Bars Up to 31.8mm Horizontal & Vertical Adjustable. Fits All Serfas Headlights.Item Weight: 1.3 Ounces. Vehicle Service Type: Automobile. Item Dimensions LxWxH: 3 x 2 x 1 inches. Special Feature: Adjustable. Mounting Type: Handlebar. Compatible Devices: Headlights. Brand: Serfas. Date First Available: May 19, 2016. Best Sellers Rank: #24,795 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 859 ratings 4.6 out of 5 stars. : B01FWGWSVU. Model Year: ?2015. Part Number: ?UNI-BRKT. Manufacturer: ?Serfas. Suggested Users: ?Outdoor sports. Brand Name: ?Serfas. Item Weight: ?1.3 Ounces. Item Dimensions LxWxH: ?3 x 2 x 1 inches. Package Weight: ?0.04 Kilograms. Item Package Dimensions L x W x H: ?3.39 x 2.56 x 1.85 inches.