[R134A CHARGING HOSE] The R134a Charging Hose is 19.68inch with 2.75inch Conditioning Gauge, R-134a Can to R-12/R-22 service port connection,1/4inch end fits R12, 22, 502 fittings.And the gauge has scale readings for R134, R12, and 22.[BPV31 PIERCING VALVE] BPV31 Piercing Valve ( Not Part Number)for HVAC System, 3-In-1 Line Tap Piercing Valve for , Fits 3 sizes of tubing: 1/4inch, 5/16inch and 3/8inch.[ADAPTER] The 1/4 to 1/4 Adapter with valve core, 1/4inch Male 5/16inch Female Adapter fits for Mini Split System Conditioners, HVAC and Refrigeration.[PREMIUM QUALITY] The replacement part is made from durable material.Colour: blue, copper-coloredMaterial: plastic, metalPackage Contents:1 x R134a hose1 x BPV31 puncture valve1 x R134a low-side quick connector1 x 1/4 to 1/4 adapter1 x 1/4 male 5/16 female adapterOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia