The ODI Ruffian Lock-On Grips and Bonus Kit. The leading choice for top pros across the globe with a rugged diamondised knurl pattern for maximum traction. The grips have ultra narrow racing profile for maximum control and a patented Lock-On system prevents twisting and provides rider security. BONUS KIT includes Lock-On System grips, collars & Snap Caps in a high value set. ODI Ruffian Lock-On Grips and Bonus Kit Features Patented Lock-On system prevents twisting and provides rider security. BONUS KIT includes Lock-On System grips, collars & Snap Caps in a high value set. Rugged Diamondised Knurl pattern for maximum traction.