Our manifold gauge set,manifold gauge,manifold set suitable range: R12 / R22 / R502/R404/R407/R134A/R410 3) working pressure Supply manifold gauge set,manifold gauge,manifold set. Our products are available for R12,R22.R502,R134A,R404,R407,R410A.Features:1) With 72" charging hose 2) aluminum valve body,sight glass 3)plastic wheel