Check the listing for details. Spank SPANK SPIKE Grip 33 33mm Black-Green. Condition: New. Listed at 24.99 USD. Comfort reigns supreme. Designed from the ground up, the goal with the Spike 33 was to create a low profile grip while still assisting with comfort and vibration absorption. The low profile 33mm diameter provides maximum control with ample grip thanks to the Spank 'Human Factor' grip pattern. Human Factor interlocking column design offers the comfort and durability benefits of a finned grip without unwanted float Anatomically designed, impact resistant bar end tapers to support and protect the little finger Internal cut outs at the palm area reduce impulse shock and vibration adding comfort and reducing fatigue Three directional ribs at the front of each grip and flare at outboard end add traction in any condition Extra long body with single lock ring and smooth thumb zone to reduce.