Stainless 5/16 x 1 Hex Lag Screw (1" to 5" Lengths Available in Listing), 18-8 Stainless Steel, 25 Pieces (5/16 x 1)

5/16" Stainless Flat Washer, 3/4" Outside Diameter (100 Pack) - Choose Size, by Bolt Dropper, 18-8 (304) Stainless Steel

Hillman 830504 Stainless Steel 5/16-Inch Flat Washers, 100-Pack, 1 Pack

3/8" Stainless Flat Finish Washer 7/8" OD (100pc) by Bolt Dropper, 18-8 (304) Stainless Steel

Winters PEM214LF PEM-LF Series Pressure Gauge, 2.5" Dial size, 1/4" NPT, 0/100 psi/kpa, ±3-2-3% accuracy

Prime-Line 9054869 Hex Lag Screws, 1/4 in. X 1 in., Grade 18-8 Stainless Steel, 25-Pack

Housing Bracket for Big blue 10" and 20" filter housings

Pentek SW-4 Plastic Filter Wrench used on Big Blue Filter Systems

Pentek 150467 20-BB 3/4" Big Blue Filter Housing with Pressure Relief