Comparison : Item # 900-18CG, Best Welds 0.4" x 0.8" Cup Gasket, For 17, 18, 26 Torches, 2/pk
Item # 900-18CG20, Best Welds 0.3" x 0.8" Stubby Cup Gasket, For 17, 18, 26 Torches, 1 pc.
Item # 900-54N01, Best Welds 0.5" x 0.7" Medium Gas Lens, For 17, 18, 26 Torches, 1 pc. Cup Gasket
Item # 900-54N63, Best Welds 0.6" x 1.2" Large Gas Lens Cup Gasket, For 17, 18, 26 Torches, 2/pk
Item # 900-598882, Best Welds 0.3" x 0.7" Cup Gasket, For 9, 20 Torches, 2/pk