Description: Hole Inner Diameter: 10mm, 14mm Eye center to center: 310mm Spring Diameter: 8mm Spring width: 60mm?2.4") Material: Metal Color: Silver Specification: Fitment: for Yamaha Varago Vstar XV 250 400 535 750 Route 66 for Kawasaki VN500 VN800 Package Includes: 2 Pieces Rear Shock Absorbers