Full length: 281mm (11.0in) Effective length: 260mm (10.2in) Weight: 93g (3.3oz) [air] / approx.56g (2.0oz) [underwater] Compatible accessory: M5 Joint Shoe Base Spacer M5 Joint Lens Holder for Float Arm M6 Joint Direct Base III M6 Joint Direct Base YS RT Stick Arm Float S (one)