+3 032840X1 - Top cover O-ring kit 032840X1 $37.95 In stock Quantity: 1 ProductDetails.QuantityLimit.minmax Add to Bag Product Details Brand: HydraGuide formerly Ross/TRW Seals Top cover on HGA & HGB units. This Seals replaces Parker #’s 032840 and 032430. includes both size O-Rings for the different depth O-Ring grooves used on these top covers over the years. Save this product for later Favorite