TheFox Transfer Dropper Seatpost 22.2mm I-Spec EV 1x Remote Leveroffers improved ergonomics for easier operation on the trail, and it only weighs 33.5 grams, which is 34% lighter than the old version! Fox Transfer Dropper Seatpost 22.2mm I-Spec EV 1x Remote LeverSpecifications Compatible with: Matchmaker and I-SPEC EV. Size: 22.2mm Weight: 33.5g
Best Price: £79.95 from Leisure Lakes Bikes