GripArm Bike U Lock with Cable - Stabilizing Anti-Theft Bicycle Accessories with Adjustable Scratch Guard Arm, 12 x 5 x 4-Inches, 100% Heavy-Duty Alloy Steel***Get a Grip*** At GripArm, we are committed to making a change in the bicycle industry. Our heavy-duty 100% alloy steel Bike U Lock is made to outperform traditional bicycle locks, giving you..