Model: FSP-302 Material: AL7075 Length: 440mm Travel: 125mm Cable length: 150mm Outer diameter: 27.2/30.9mm/ 31.6mm weight(±20g): FSP-302 (center trace) approximately: 688g(27.2mm)/824g(30.9mm) / 844g(31.6mm); The smallest. insert: FSP-302 (center trace) about: 160mm (±1cm)