# Soft TPR Compound # Full length waffle pattern # 3 safety wire grooves # Throttle recess notch to fit competition type throttles securely # For 7/8 bars. 4-1/2 overall length 1-5/32 O.D. The best selling off-road grip in the world now features the KratonŽ compound for greater durability and comfort. The Hurricane MX utilizes the proven waffle design with pre-cut wire grooves.