Features: Two separate V-retainers with two bolts, develops a more uniform clamping load than a single bolt clamp, spot weld free construction enhances corrosion resistance. Materials: Steel, plated steel, corrosion and heat resistant steels. Fasteners: #10, 1/4", 5/16". Sizes: 2" to 14" diameter. Options: Carriage, hex head or special bolts, captivated nuts. Applications: Air brakes exhaust connections, diaphragm pumps and turbochargers.