Crank Brothers Sapphire Floor Pump - Black Envelope Shipping Polartec Alpha insulation has adaptable

Polartec Alpha insulation has adaptable breathability to eliminate the need of shedding or adding layers

Materials: The exact recipe isn't listed anywhere by Seven but the ProKnit fabric has some Spandex material in it but has a knitted appearance

The Connectamajig technology allows for easy installation without the need for a bleed

20% polyethylene

These rugged pants have a race-fit so they won't flap around or get stuck in your chain and they stretch in all the right places for unrestricted movement on the bike

Crank Brothers Sapphire Floor Pump - Black Envelope Shipping Polartec Alpha insulation has adaptableDescription: Featuring a universal Presta Schrader head and large analogue gauge the CrankBrothers Sapphire Floor pump is a necessity in your tool box. Details: Large, stable steel base and tube Universal presta schrader head Ergonomic handle with hidden needle & inflator Large analogue gauge in base Extended hose length Max pressure 160psi or 11 bar