Park Tool 1586K Seal Kit for INF-1 Shop Inflator Includes 3 different size O-Rings and 2 gaskets Works for both INF-1 & 2, Contains one #1586 Presta Seal, one #1588 Schrader Seal, two #1576-2 O-rings for Shuttle-valve, and one #1682-2 O-ring for Head Adapter Built for everyday bike shop use, the Shop Inflator utilizes a true dual Presta and Schrader head that rotates, making valve access quick and easy.