Eclat's Domain Stem is their latest front load design, constructed from 6061-T6 alloy & fully CNC machined for maximum durability. To keep weight down offset rear machining & maximum underside machining remove excess material to maximise weight savings without ever sacrificing strength. If you're looking for a simplistic, refined design that's not going to let you down when it matters most, go for the Domain. section Product Specs TYPE: Front Load REACH: 50mm RISE: 8.5mm CLAMPING DIAMETER: 22.2mm WEIGHT: 309g (10.92oz)