Adjustable tongue mount roller. Complete fits 3" Wide Tongue. These durable, adjustable offset brackets mount on the trailer tongue. The offset is 1", and length of the bracket is 11-1/2". Mounts with 3/8" diameter bolts (Included) and has a 1/2" diameter shaft for roller. With a 5" V-Style black rubber roller for additional keel support. These came on new trailers and were remove before delivery. They have bolt marks from mounting and some are slightly weathered otherwise in good working order.