Knucklehead Rigid Rear Frame Section

Rigid hardtail frame raw steel rear section is the replica construction with components featuring brazed joints. Forgings do not have factory hallmark numbers. The rear transmission mounts are 2 from the bottom cross beam to the top of the plate. May be used to repair 1936-1947 Knucklehead frames. This rigid hardtail rear frame section includes: rear engine mount center post front transmission mount transmission cross strap spools rear axle plates fender cross tube tool box mount oil tank mount lower fender mount footboard tabs as a welded assembly as pictured. Accepts 51-0845" Left side caliper frame mount bracket for right side drive motorcycles must be welded on. Bracket is for rigid frames when mounting brake units. 1936-1947 EL 1941-1947 FL 1937-1947 U