Enduro Engineering The Shock Wrench is an easy way to adjust your motorcycle's shock avoiding the hammer and punch method so you can spend more time riding and less time adjusting. Reduce the risk of breaking your plastic shock collar by using this billet aluminum wrench. Machined to specifically fit the 2016 KTM 125-450 SX/SXF/XC/XCF (except 250 SX) and 2016 Husqvarna 125 TC 250/350/450 FC MPN: 22-316