Sledgehammer jump break cues are constructed with 3/8-10 aluminum pin at shaft and butt connection. Each of the Sledgehammer cues has wood to wood joints and a 29” shaft. The Diameter of the shafts is 13mm one piece Phenolic tip/ferrule. The Taper is a straight taper, with special butt taper and extended wrap. Sledgehammer cues are now constructed by McDermott cues.