1 long Velocity stack tube Amal 389 carb monoblock 1950s to 1967 Triumph BSA * Type:New You will get the brand

You will get the brand new trans that is pictured and described in the title

There are probably more uses on the bsa singles / 1/8 X28 BSP British Straight Pipe / The threads measure 3/8" OD

Made by Amal in the UK

the same company that made Lucas parts in the 1960s and they are still the worlds leading supplier of Automotive Electrical Parts

The ID of the threaded end is 1 13/16"

1 long Velocity stack tube Amal 389 carb monoblock 1950s to 1967 Triumph BSA * Type:New You will get the brandYou will get one brand new aluminum stack as pictured. This is threaded to screw onto your 389 monoblock carb. This measures 2 3 8" long plus the convex screen which sticks out 5 8". These are Made in the UK and are quality spun aluminum. Condition: NEW Brand: STEADFAST CYLCLES Country Region of Manufacture: UNITED KINGDOM Manufacturer Part Number: SC V389 Surface Finish: ALUMINUM