RK 823 Steel Front Sprocket #520 Model_Bridgestone AX41T Adventure Touring Tyre Stock bearings are sealed on

Stock bearings are sealed on the outside only providing minimum protection

and KTM models use 10 or 8

Exterior Seal: 18 mm

wear & friction

RK 823 Steel Front Sprocket #520 Model_Bridgestone AX41T Adventure Touring Tyre Stock bearings are sealed onRK Takasago Sprockets Now Available to the Public Race Teams the world over have had the luxury for years of getting the royal treatment when it comes to quality RK racing chains. Now finally after years of racing success, RK sprockets are available to the general public in New Zealand and the world. Rigourously tested by top international racers on tracks and circuits, RK bring their superior quality and manufacturing controls to every individual