Buy them at a auto supply and take them with you. Much less expensive and many tire places don't stock the metal stems and will have to order them.
I bought a dozen of them in 2 packs for $2.50 each.
They last a long time.
2011 351RLTS Eagle, Mor/Ryde suspension & pin box
06 F350 Lariat PSD, SRW, LB, CC, EGR delete kit, 16K DrawTite hitch, Timbrens, TST TPMS
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