BST Diamond TEK 5 Spoke Carbon Fiber Rear Wheel for the Aprilia RS250 - 5.0 x 17 Finish:Satin Red The main beam is powered

The main beam is powered by a 12v 55w H4 Halogen bulb in each unit which have 4 1/4" diameter reflectors

The Heel Toe Balancer Shift Lever allows you for shifting with your Heel

Weight: 188g per pair

We have Personally used these sprockets in 520 pitch (the thinnest) on 200HP Motorcycles with no issues

Stainless Steel

BST Diamond TEK 5 Spoke Carbon Fiber Rear Wheel for the Aprilia RS250 - 5.0 x 17 Finish:Satin Red The main beam is poweredSIZE : 5" x 17" WEIGHT : STATIC LOAD RATING : 550 lbs (250 kg) MATERIALS : Carbon fiber and aluminum STYLE : Slanted, five spoke configuration VALVE STEMS : BST Ultra High Speed (UHS) 90 degree, aluminum stems and caps FITMENT : Direct OEM replacement WARRANTY : 2 Years Performance Weighing between 40 and 60 percent less than OEM wheels, BST wheels bestow sportbikes with sharper corner carving abilities, faster acceleration, and quicker braking by