The RigidFlex Stem design will stay rigid when placing the cam yet will flex when you climb past it preventing it from walking to far into the rock.Size 0.3/0.4RigidFlex stem stays rigid in-hand for easy placement but flexes once placed to reduce walkingDual twisted cable construction for uniform flex on larger sizes; single cable construction on smaller sizes to avoid buckling and reduce trigger profileNarrow head width for tight placementsSandblasted lobes for better holding powerLightweight yet durable Dynex sling with a unique colour scheme for easy identification from other CamalotsWeight: 56gStrength: 8knDimension: Closed 15.2 / Open 26.9mm