TranzX SB21 Dropper Seatpost 31.6x410mm External Cable Routing

Description

The updated version of the Tranz-X dropper seatpost features a remotely controlled actuator positioned at the seat clamp for more precise control. Made from 6061-T6 aluminium, it has a diameter of 31.6 mm and a length of 410 mm, with 125 mm of travel.

The internal mechanism combines oil and air for smooth operation, while mechanical actuation ensures reliability.

It offers 21 mm of setback, adjustable insertion between 90 and 190 mm, supports a maximum weight of 120 kg and weighs 738 g (31.6x400 mm model).

Technical Details

Reviews