Seat is dedicated to fix with two-bolt seatpost - two seat rails are 45 mm.
You can upgrade it with clamp for classic circular seatpost 22.2 mm
( clamp is not included - you can order it in our store )
Very comfortable
Made of natural leather 5-6 mm thick
changing shape after time - the surface is laiding to the user.
Tension screw under the saddle requires periodic checking / adjusting / correction.