1/4" BSP Male to 3/8" BSP Male Step Up / Down Union Air Fittings 5 PACK FT046

This is a pack of 5 fittings.

Male to Male threaded Union.

1/4" BSP Male to 3/8" BSP Male.

Centre Hex for tightening.

Zinc plated for corrosion protection.

Please note. BSP thread sizes do not refer to the overall diameter of the thread. 1/4" BSP is approx. 13mm overall diameter and 3/8" BSP is approx. 17mm overall.