Ritchey Classic seatpost, hp silver, 2-bolt clamp, 27.2 mm diameter, 350 mm length, 25 mm offset

Ritchey Classic seatpost, hp silver, 2-bolt clamp, 30.9 mm diameter, 350 mm length, 25 mm offset

Ritchey Classic seatpost, hp silver, 2-bolt clamp, 31.6 mm diameter, 350 mm length, 25 mm offset