Black Dog Motorcycle Securing Systems is a manufacturer of high quality American made motorcycle chocks. All chocks are hand made from solid round stock and are constructed with a tight radius bend that will not interfere with the brake rotor. Bolt kits are included with every model. We also handle a complete line of ratchet straps, soft ties, adjustable securing track, and D-rings. At Black Dog Motorcycle Securing Systems satisfaction is a top priority. If not completely satisfied, return in original packaging for a full refund within 15 days of original purchase.