4140 Heat treated Crmo pegs from BSD. The crack pipes are internally butted, 4" long and 1.4" in diameter. Available in either 10mm or 14mm. Please note: The BSD Crack Pipes Peg is sold individually. ###section### Product Specs LENGTH: 4" (101mm) DIAMETER: 36mm MATERIAL: Metal AXLE SIZE: 10mm / 14mm PACK SIZE: 1 (Single) WEIGHT: 158g (5.6oz)