Park Tool PMP-4. 2 Mini Pump Park Tool's PMP-4. 2 Mini Pump is masterfully engineered to be small enough to carry along, yet big enough to pump efficiently. It's the perfect medium. The pump comes with a handy holder that bolts under a water bottle cage and holds the pump securely. A sturdy and dependable aluminum barrel construction ensures a long lifespan and efficiently smooth operation. Features Presta and Schrader valve compatible Includes mounting hardware to securely attach to water bottle bosses or under bottle cage Maximum pressure 90 psi/6bars Approximate weight 4. 6oz/130 grams10. 5 inches in length (265mm)Manufacturer's Part No: PMP-4. 2UPC: 763477006530 | Park Tool | Pmp-4. 2 Mini Pump Blue