Feature a heavy steel contoured seat base with a black finishIncludes adjustable front seat hinge and two rear mount studs for springs; order springs separately (PART #DS-902011, 0820-0010 or 0820-0029)25.4mm x 4.8mm welded center bar (1" x 3/16")Studs are 5/16" x 7/8" L and 15.24cm (6") center-to-center (small solo seats) and 17.78cm (7") center-to-center (large solo seats)Covered with a variety of leather or vinyl coversSelect models feature solar-reflective leather in the seating area to reduce the surface temperature by as much as 14°C (25°F) for a cooler seat, higher durability and longer life over conventional leather or vinylMade in the U.S.A.SMALL SPRING SOLO SEATSConstructed of high-density polyurethane molded foamSimple classic lookSMALL LOW-PROFILE SPRING SOLO SEATSConstructed of 12.7mm (1/2") closed-cell foamLow-profile for that Bobber lookLARGE SPRING SOLO SEATSConstructed of high-density polyurethane molded foamSimple classic lookLARGE LOW-PROFILE SPRING SOLO SEATSConstructed of 12.7mm (1/2") closed-cell foamLow-profile for that Bobber lookPILLION PADSFeature fully-carpeted aluminum seat pan and can be used in any custom application along with large and small Spring Solos; feature solar-reflective leather; mount with 3 bolts; fender must be drilled