Bacharach 2002-4300 Model MS430 Manifold Set with Sight Glass for R-410a Refrigerant, 0-500/0-800 psi Gauges Go to amazon.com Related posts Top 10 recommendation 410a refrigerant kit 2022 FeatureBrass Body with HookHose Holder2 Hand Wheels3 Pieces of 60" RYB Hose with 1/4" Flare FittingsHoses Rated at 4000 psi Burst / 800 psi Max W.P. DescriptionBacharach 2002-4300. Product Description: Manifold Set with Sight Glass for R-410A. Brass