Spanner Wrench SW-4 (Gray) for 20" BB / Heavy Duty Housings

Spanner Wrench SW-4  ( Gray ) for 20"  BB / Heavy Duty Housings

The Pentek SW-4 Filter Wrench fits 20" "Big Blue" Housings.  Do not use wrench to tighten housing - only use wrench to loosen housing.

Spanner Wrench Dimensions :

• Overall Length :  13-3/16"
• Overall Width : 6-3/4"
• Inside Diameter : 6"  ( 5-7/8" tooth to tooth )
• Handle Width : 1-1/8"
• Wrench Thickness : 1/2"