Then this seat post clamp from Hope is for you

nylon-reinforced braided hose

It is a top quality pump for the price

EN1621-1:2012 certified

Compatible with 68 or 73mm shells

BikeYoke Squeezy Bolt Up Seat Clamp - 34mm - Black PLP|EMTB Optimised Then this seat post clampNot just another seat clamp! Unlike other seat clamps, Sqeezy has a collar less design. Collars are basically just a installation aid, to prevent the clamp from sliding down the seat tube, but in fact they locally stiffen up the clamp and hinder it from distributing the clamping force evenly. Squeezy acts like a thin metal band, that perfectly snuggles around the circumference of your seat tube and smoothly secures your seat post in place. Compact