The Blackburn Grid 1 floor pump is a reliable and durable pump designed to inflate your tires quickly and easily. It features a comfortable, ergonomic handle and a large, easy-to-read gauge for accurate pressure readings. The pump head is compatible with both Presta and Schrader valves and features an integrated air bleed valve to allow for precise pressure adjustments. With a maximum inflation pressure of 160 psi, the Blackburn Grid 1 pump is suitable for use with a wide range of bikes, from road bikes to mountain bikes. Additionally, the pump has a stable base and a long, flexible hose for easy access to your tires.