Long Stem Valve Caps for Halkey Roberts air valves, namely used on inflatable rafts. These valve caps are no longer made nor supported, but there is still a...Show more significant number of rafts out there with these valves. These caps are protecting the air valve from arm and dirt.
Print them with Performance/Technical PLA at high temperature and high fill percentage for strong parts. Mine were printed with Materio3D PLA made from Ingeo850 PLA at 225C and at least 40% fill.