Slingshot Squall V1 Kite Wing Pump – High Pressure, High Volume Pump with PSI Gauge Climbing Helmets This all new design for the HLC 5637731932 5637731937 This all new design for the proven Squire 11 gets modern shaping at the toe with an Anti Ice Rail protective plate so you can safely scrape your boot sole on it without breaking the DIN window while the durable fabric and reinforced cuffs provide added protection in high wear areas The Squall V1 Kite Wing Pump is designed for kite and wing enthusiasts who want to hit the water faster and with less effort this pump delivers more volume per stroke than standard single barrel pumps while reaching pressures over 25 PSI