VEVOR Hitch Mount Cargo Carrier, 45.3" x 25.6" Iron Hitch Cargo Rack with Folding Ramp, Hitch Rack Basket with Stabilizer and Straps, 500LBS Mobility Scooter Carrier Fit 2" Hitch Receiver

We do not sell parts separately. All our products have a 12 month warranty and if there is a problem with your purchase during the warranty period, we can send you a replacement part free of charge(In the case of parts that are not consumable). Please click the following link to contact us:https://www.vevor.com/pages/contact-us.

Yes, it can be used on a Golf Cart to transport a Rollater.

Yes, it works.

The product has no lock. If this answer does not resolve your current issue, please contact us again for assistance.

This product can support a wheelchair weighing 300 pounds.