ASM Replacement Body O-Ring Fits G-1 Through G-1X

ASM Replacement Body O-Ring ASM protein Skimmers use needle wheel design on a Sedra pump for to create a finer bubble for highly effective skimming action!ASM Replacement Body O-Ring. Available Sizes: 1. Fits G-1 Through G-1X (1004) 2. Fits G-2 Through G-3 (1005) 3. Fits G-4 Through G-6X (1006)Product code: 4992Item No. SP-PS-ASM-1004