The original CR110 seat , will fit all twin cylinder machines.
The seat base is fitted with 1/2" (13mm) high density foam then covered with a hand made vinyl covering incorporating a red beading as standard. Different coverings can be provided but will involve additional costs & leadtime.
Seat Dimensions shown below, please refer to the drawing for positions. These are measured underneath the seat and are approximate measurements. a= 300mm 12ins b= 200mm 8ins c= 150mm 6ins d= 200mm 8ins e= 170mm 6.5ins