Bert Output Shaft SG-1300 RS200 FIA standard 8858-2010 only approves

FIA standard 8858-2010 only approves helmets with the nut washer built into the helmet

Fits Stilo ST5

18 ft Long

a 24-spline drive flange

Bert Output Shaft SG-1300 RS200 FIA standard 8858-2010 only approvesProduct Description: Transmission Output Shaft Steel Bert Second Generation Transmissions Sold Individually Thousands of races have been have been won with Bert Transmissions. Bert Transmissions feature dog tooth final drive for butter smooth shifts and positive engagement. By significantly reducing drive line bind, the Bert Ballspline Transmission allows the rear suspension to move faster and smoother, greatly improving traction on todayas dry, slick