Topnaca Gel Bike Bicycle Handlebar Grip with G2 Screw Lock - Shock Resistance Ergonomics Comfort Design for MTB Mountain Bike XC AM FR DH Provides the cyclist with the utmost security. Its bolt is positioned on the top to maximize the effectiveness of the lock The non-slip surface enhances the cyclists grip when riding off road Gel insert optimize grip hold and increase riding comfort Triple layers make your ride comfortable over the long haul - BRAND QUALITY & MONEY BACK GUARANTEE: Topnaca is a registered trademark protected by USA Trade mark Law. We offer you a 100% money back guarantee in case our Product does not reach your expectations. Thus make it an absolutely risk-free purchase Ergonomic shape design Different positions using different hardness Comfortable cushion to absorb shock Professional locking device provides safe and reliable opration, makes a bilateral locking with the expansion side locating screw Tribene material: The tribene material can resist the UV to keep the shape of the grips and make them durable Injection molding in batches with different densites provide different comfort for the different hand position when riding