Knucklehead-Panhead half moon floorboards. Cut the stock peg cores, welded the board cores to them to retain the hook.
Yep, lots of Harley parts modified to fit: 1970-84 rear fender, 50s taillight, floorboards, rear fender front mount is an FL side mount headlight conversion bracket from the late 60 or early 70s, FL handlebar, Knucklehead-Panhead-Vincent perches and lever for the front Suzuki Titan hub and CB450 tls brake plate...
Stock was boring. Stepson did me a solid when he crashed and destroyed most of the stock tins and such...