We took this pattern in 2007 from an MAS aluminium seat for the Triumph Thruxton / Bonneville. Its quite wide and long so it will fit many other bikes with a wide rear frame.
-fiberglas with outside gelcoatfinish finish
-app. 750 x 285mm
-universal part, not pre-drilled -can me modified to fit many other bikes
-no mointing Hardware enclosed
-NCCR run an own saddlery shop, any Quality Leather work can be offered as special order
Detail measurements, see pictures.