Triumph and BSA seat part #TRIRSD is a replica of the short circuit seat used by the Triumph and BSA factory racing teams on the Rob North framed race bikes.
- Width at front: 9"
- Width at tail: 10.75"
- Seating area length: 11"
- Total length: 22.5"
- Tall at tail: 6"
- Known applications: Triumph/BSA Rob North racing frames Rickman roadracing frames Honda CB550 CB750