Oversize Charges
Some of our large and/or heavy items are subject to additional oversize charges that are separate from standard shipping costs. Most Bikes are subject to this fee. Learn More
OPEN: Mon, Sat 10-5; Tues - Fri 10-6; CLOSED: Sun
Replacement snap-in nylon shims for the RockyMounts DriveShaft product line. Shims enable DriveShafts to carry a thru-axle equipped bike. Shims can be used on RockyMounts DriveShaft, DriveShaft HM, and DriveShaft SD.