For those wanting to attach their RAM U-bolt mount onto the cross bar, then here's how.
This Black adaptor shim (RAP-319) fits inside a U-Bolt to allow the mount to be attached onto a rail or a bike crossbar, where the rail or bar diameter is 1/2" to 3/4"
RAP-319 can be used with RAM-B-231Z or with these handlebar mount kits, RAM-B-149ZA, RAM-B-149Z or RAM-B-149.
This Black adaptor shim (RAP-319) fits inside a U-Bolt to allow the mount to be attached onto a rail or a bike crossbar, where the rail or bar diameter is 1/2" to 3/4"
RAP-319 can be used with RAM-B-231Z or with these handlebar mount kits, RAM-B-149ZA, RAM-B-149Z or RAM-B-149.