The Wolf Tooth Karv Grips are slightly thicker the Razer Grips and slightly thinner than the Fat Paw Grips. These 6.5mm grips are great for longer rides, as they reduce hand fatigue and finger numbness. Wolf Tooth Karv Grips Features Their 32mm installed diameter is perfect for most riders 100% proprietary dual-density silicone compound provides excellent vibration damping and conforms to your hand for improved comfort while maintaining durability Tacky texture provides excellent grip with or without gloves in all weather conditions Includes bar end plugs Wolf Tooth Karv Grips Compatibility Fits all mountain bike handlebars. Wolf Tooth Karv Grips Installation Install bar end first. If end caps fit too tightly, cut down the last plastic rib for a better fit. Spray 91% isopropyl alcohol (or spread on with a rag) on the inside of the grip and over the handlebar area. Slide the grip onto the bar and allow to dry. Wolf Tooth Karv Grips Specifications Weight: 75g Material: 100% silicone Dimensions: 32mm installed diameter, 6.5mm uninstalled wall thickness, 135mm long Made in the USA