The Saker Cranks are designed to be an affordable 3-pc crank with tubular chromoly arms that have a single pinch bolt design. It uses a 19mm chromoly spindle with 8 splines. The cranks include a 19mm Mid BB with spacers. RHD/LHD compatible - Tubular chromoly 3-piece - RHD/LHD compatible - Includes mid-sized bottom bracket