ALL ORANGE SPROCKETS ARE DISCONTINUED - CLOSE OUT PRICING The Newest & Hottest sprocket on the market and also available REFLECTIVE! Featuring the ROS logo this sprocket is CNCed out of thick 6mm 6061 Aluminum and will fit ONLY 19mm crank spindles. Available in 27T, 32T, 32TNW, 33T, 36T, 39T All sprockets take a 1/8th chain besides the 32TNW which takes a 3/32nd and is made for geared bikes CAREFULLY choose your sprocket size and color from the drop down menu and if you want to add reflective. CUSTOMIZED SPROCKETS ARE NON REFUNDABLE OR RETURNABLE