After over a year of being out of production, the little SX cranks have found a new home with Speedline Parts. These are the same SX mini cranks that you have loved over the years, CNC Machined 7075 T-6 Billet Aluminum Arms, with a replaceable spider that allows you to run either a 5 Bolt Spider, a Solid Chainring, or the new 4 Bolt 104 Pattern Spider for an even lighter set up than the original ( Only 350 grams for the 2 arms, and 4 bolt spider in the 145mm length ). Currently the Speedline SX Mini Cranks are available in Black only in