Kirkey 37 Series Micro Sprint Seat 10 Degree w/ Cover - 15" Electric Fan Wiring & Components Component features unique geometry that

Component features unique geometry that is not compatible for use with any other brand of engine mounting components

2 Rear Ends

4140 steel for increased strength and durability

Retaining nut has 2-3/8"-18 RH threads

Snell SA2020

Kirkey 37 Series Micro Sprint Seat 10 Degree w/ Cover - 15" Electric Fan Wiring & Components Component features unique geometry thatDesigned for 600 Micro Sprints, Mini Sprints.(For 270 Micros see 40 Series KIT) Available in five (5) sizes 12", 13", 14", 15" 16". Unique 3 part design for maximum vertical customization. Seat has 3" of vertical torso and shoulder height adjustment. Head restraint has 2" of vertical adjustment, 1 1 2" of lateral adjustment. Head restraint has 1 2 " horizontal adjustment so Right Head Pad can be moved closer to helmet. Head can be rotated down for