ZOOM SPD-802 Adjustable Height via Thumb Remote Lever - Internal Cable 27.2mm Diameter 80mm Travel Dropper SeatpostZOOM SPD 802 Internal Cable 27. 2 Diameter 80m Travel 390mm Total Length Dropper Adjustable Seat Post, Cables and remote lever included. SPEC: FORGED AL7075 Compatible with frames with internal dropper seat post cable routing (check bike for suitable design.) Internal routed standard cable Suitable for seat post diameters of 27. 2 mm (check bike before purchase.) Cradle: 43 x 42 Angle: 5~+18 Offset: 3mm Weight: 455g = 1. 7lbs ZOOM has been a leading