ARG-3 Strainer Service KitARG Series raw water strainer service kit. Compatible with the Groco ARG 1500, 2015, 2520, 2500, 3015, 3020, 3025 and 3000 series strainers.In the Box: (1) - 2-256 - Sight Glass O-Ring (1) - 2-238 - Cap O-Ring (1) - 2-234 - Cap O-Ring (4) - PFW-2 Set - Sight Glass Bolt Washer (1) - 2-011 - Drain Plug O-ring Before 08/01/01 (1) - 2-111 - Drain Plug O-ring After 08/01/01 *Sold as an Individual Specifications: Type: Service Kits Box Dimensions: 1"H x 7"W x 7"L WT: 0.05 lbs UPC: 742985065062 Owner&';s Manual (pdf)