4'' UNISEAL Flexible Tank Adapter (Bulkhead) auspowers_batchsix Just pop in your 3/8

Just pop in your 3/8 water tubing into each end

MaterialBrass for corrosion resistance

M5x8x3mm Zinc Plated Square Machine Screw Nuts 100pcs

Traveling by airplane

By choosing this 6-pack of plastic squeeze bottles

4'' UNISEAL Flexible Tank Adapter (Bulkhead) auspowers_batchsix Just pop in your 3/84'' UNISEAL Flexible Tank Adapter (Bulkhead) 4" UNISEAL Uniseals are used to attach pipe to just about any container in situation where bulkheads will not work. The most common use is on curved surfaces such as storage drums, buckets, and even other pipe. 4" Uniseal Specs: Pipe ID 4" (100mm)Pipe OD 4. 5" (114mm)Holesaw size: 5" (127mm)Up to 3 8" Wall Thickness. Made in the USA Product Features Pipe ID 4" (100mm) Pipe OD 4. 5" (114mm) Holesaw size: 5"