Features: The cam and groove fitting kit is lightweight, but high tensile strength and has long service life. The aluminum cam lock fittings have proper size, reasonable design, low friction, and smooth rotation, it is a good tool for daily use. Specifications: Material: Cam lock fittings kit: aluminum alloy Color: silver Size: Cam lock fittings (Part C): about 2 inches/ 50 mm Cam lock fittings (Type E): about 2 inches/ 50 mm Package includes: 4 x Cam lock fittings (Part C) 4 x Cam lock fittings (Type E) 4 x Cam lock gasket 8 x Hose clamps Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.