TM Design Chain Slider TM Design Kettinggeleider Extra STRONG and last much LONGER than Stock !!HONDACRF250 20-23CRF450 19-23Replace that thin fast wearing expensive stock part.Our new slider has a improved thickness to last longer and control chain. Oil additive reduces drag for power and our plastic is only one with UV protection.Bolts on and uses stock hardware.Tested with Team Honda and Smart top Honda for the ultimate performance.A must have for your Honda 450 for all models in 2019.Kettingstrip, Chain GuideTM DESIGN Partnumber DCS-H30-BK