Product Review

Quantity:
Package includes 8 pieces Boston valve replacement inserts, 4 pieces in each of the two most common styles of Boston valves.

More other uses:
They are suitable for mariner and sailor ship, and can be applied to kayaks, inflatable boat, raft, rubber dinghy, etc.

Features:
One-way air flow allows easy inflation and very fast deflation as the valve unscrews from insert.

Specification:
Size: as the described in the picture
Weight: 7.51 oz
Color: black

Package includes:
8 x Boston valves