Leader’s hallmark frameset is lighter than ever with an improved seat clamp system and classic smooth welds. New for 2015, the 725 utilizes a 1-1/8” to 1-1/2” tapered head tube, improving frontal stiffness as well as ride quality. Also new this year, is an integrated seat post clamp which cannot be stripped, featuring a two bolt system to ensure no slippage of the seat post while riding. Specs: Head Tube:1-1/8” to 1-1/2” tapered head tube BB-68mm English threaded Square tapered Note: I805/I806 Tapered fork recommended for best compatibility! Frame Set Weight: 2.69kg (55cm)