Shock Pump - 400 PSI maxFor the perfect pressure A shock pump with an accurate, easy to read gauge and a thread on design that minimizes bleed off so you can easily adjust your shock 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.