Bolts straight into your swingarm (mounting bolts are included). Aluminum swingarm spools are designed wide for easy stand location with raised lips on their outer edges for security. Your stand will work even better when coupled with these spools. Easy installation. Specification: Product Name: Swing Arm Spool Bobbins. Material: High quality Aluminum. All Color: Black/Silver/Gold/Blue/Red/Orange/Titanium. Type: Swingarm Spools Sliders. Fit: Custom Fit. Weight: 120g. Number of Pieces: 2. Fitment: For the reference. Swingarms with 10mm mounting holes for spools, sliders, or bobbins. KAWASAKI: 88-12 Ninja 250R EX250. 13-14 Ninja 300R EX300. 87-96 Ninja 500 EX500. 98-12 ZX-6R. 03-06 ZX-6RR. 89-95 ZX-7. 91-99 ZX-7R. 96-97 ZX-7RR. 98-03 ZX-9R. 04-10 ZX-10R. 90-01 ZX-11 ZX1100. 00-06 ZX-12R. 06-14 ZX-14. 12-14 ZX-14R. 2009 ZX-14 Monster Energy 97-09 Ninja 500R EX500. 05-13 Ninja 650R EX650. 87-90 Ninja 750R ZX750. 99-03 ZR7S ZR750H. 05-13 Z750. 05-13 Z750S. 11-13 Z750R. 03-13 Z1000. 97-00 ZRX1100. 01-08 ZRX1200 / R. 03-09 ZZR600. 02-05 ZZR1200. 08-13 Versys 650 KLE650. 12-13 Versys 1000 KLE1000. 05-13 ER-6N / ER-6F. YAMAHA: 87-97 YZF750. 87-97 YZF1000. 89-90 FZR400. 89-02 FZR600. 1987 FZR750RT. 87-95 FZR1000. Note: 1. We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm) 3. There are no instructions included in this kit.Professional Installation Is Highly Recommended. 4. Please Compare The Swing Arm Spool Bobbins With Your Original One Before Purchasing. Package Included: 2 X Swing Arm Spool Bobbins