The RAM combination handlebar and brake/clutch reservoir mount provides the ultimate flexibility for mounting to your motorcycle. Mount to either your handlebar or brake/clutch, almost infinite adjustment and perfect viewing angles are provided in this kit. RAM’s patented design also dampens shock and vibration helping to extend the life of your mobile device. This product can mount to both the brake/clutch reservoir or any round rail that is 0.5" to 1.25" in diameter. To see if the base will mount to your motorcycle, check the hole spacing of the base against your clutch/brake reservoir. The holes centers have a minimum width of 0.94" and a maximum of 1.58".Specifications: CLAMP RANGE: 0.5" (12.7mm) - 1.25" (31.7mm) diameter SOCKET-TO-SOCKET LENGTH: 1.75" (44.4mm) HOLE PATTERN: 4-Hole AMPS: 1.181" (29.9mm) x 1.496" (37.9mm) BALL SIZE: B Size (1", 25.4mm) Hardware Included: x2 M6 x 55mm Hex Bolts x2 #1/4-20 x 2" Hex Bolts x2 1/4"-20 x 2.5" Hex Bolts x2 1/2" Spacers x2 1/4" Split Lock Washers x1 1/4"-20 U-Bolt for .5" - 1" Rails x1 1/4"-20 U-Bolt for 1" - 1.25" Rails x2 1/4"-20 Nylock Nuts x2 Rubber Caps x1 U-Bolt Spacer