Portland Design Works Bike Accessories

Types of Bike Pumps 

• Floor pumps: Larger, high-capacity filling power, fast and easy to use
• Frame-fit pumps: Great for road cyclists, snap onto bike frame, large capacity
• Mini pumps: Small and portable, lightweight, variable psi options
• CO2 inflators: Lightweight, portable size, disposable cartridges

Valve Types 

• Presta: Narrower, often on road bikes with thin rims
• Schrader: Wider, identical to car tire valves
• Dunlop: Mostly on international bikes

What tire pressure does your bicycle need? 

• Road bike: 80-130 psi / 5.5-9 bars
• Comfort bike: 35-70 psi / 2.2-4.8 bars
• Mountain bike: 30-60 psi / 2.1-4.2 bars