The Camalot Z4 is?a single-stem cam that stays rigid in-hand, but flexes once placed. With?independently floating trigger wires, it doesn't bend while under tension and retracted, but once placed allows the stem to move, ensuring a placement that stays put and doesn't walk when pulled directionally.?. . . RigidFlex stem stays rigid in-hand for easy placement, but flexes once placed to reduce walking. OmniFlex cable construction for uniform flex on larger sizes; single cable construction on smaller sizes to avoid buckling and reduce trigger profile. Narrow head width for tight placements. Sandblasted lobes for better holding power. Lightweight yet durable Dynex sling with a unique color scheme for easy identification from other Camalots. Expansion range:?23.1-42.1 mm. (.91-1.66 in). Strength: 10?kilonewtons. Spot clean. Imported.