The Belmont PC SCM Peg is our most durable peg featuring a heat-treated and butted chromoly core. The replaceable nylon outer sleeve reduces drag on surfaces that a re commonly ungrindable. 14mm axle bore with a 3/8″ adapter included. Available in 4.25″ and 4.5″ lengths. Sold individually. Replacement sleeves sold separately. Weight: 7.05ozs. @ 4.5″