Kore rivera lock on gripdont compromise when it comes to the all important contact points on your bike designed and developed with our sponsored athletes this medium profile grip gives a very positive feel for riders who like to know exactly what the bike is doing under them raised mushroom style deisgn gives a dual density feel and our lock on system helps prevent that dreaded grip slip these grips feel great straight out the box and become even better the more they are usedfeaturessuper s