ARG-1 Strainer Service KitARG Series raw water strainer service kit.Compatible with the Groco ARG 500, 750 and 755 series strainers.In the Box:(1) – 2-153 – Sight Glass O-Ring(1) – 2-135 – Cap O-Ring(1) – 2-228 – 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 KitsBox Dimensions: 0″H x 4″W x 6″L WT: 0.04 lbsUPC: 742985010413Owner’s Manual (pdf)