XKH - Replacement of Chrome Spike Swingarm Spools No logo 6mm Thread For Yamaha FZ-1 (FZS10V) 2004-2013/ FZ6 2004-2008/ FZ8 2011-2012/ FZS1000 FZ1 2004-2008/ FZS600 FZ6 2005-2008 Motorcycle These swingarm spools are designed to protect your swingarm & axle nut in the event of a crash. new They can also be used with a lift stand to lift the rear wheel off of the ground for changing your tire or oiling your chain. Thread: 6mm Color: the same with pictures show Instructions: no instruction,Material: High Quality Billet Aluminum,,,,,,,