21 X 4.50 Inner Tube Set, Metal Stem with Nickel hardware, for Wire Wheel

This set includes one original style, heavy duty inner tube with a metal stem as well as the four piece, Nickel plated, mounting hardware set.
Bias ply tube with a center brass valve stem, Stem width .375”, Stem height 2.25”
For Wire wheels only.

NOTE: We recommend using a rim band to protect the tube by preventing contact with the spoke ends inside the wheel, part# RB1, not included.