For the perfect pressure The perfect pressure takes precision. The Bontrager Shock Pump features a large, easy-to-read gauge for accurate readings, a bleed valve for pinpoint accuracy and a thread-on design that quickly attaches to front and rear suspension shocks for a reliable, secure connection. Product details Easy-to-read gauge that is accurate to 400 PSI Threaded design for a secure connection that reduces bleed down Bleed valve reduces pressure in small increments Suitable for use with front forks and rear shocks