Check the listing for details. 250A 7 point power post junction block, Positive distribution block, busbar 5/16. Condition: New. Listed at 24.95 USD. 250A 7 point power post junction block, Positive distribution block, bus bar. 7 point positive junction block: Positive (red) power distribution block has four 5/16” studs to accept 5/16” ring terminals. 3 additional 15 amp connections via small screw terminal. All hardware is stainless steel. Contact plate is made from nickle plated brass. Insulated base for permanent mounting. Mounts with #10 screws. Cover attaches with nylon nuts to the two outside studs to protect from accidental short circuits. Stud Diameter: 5/16” Stud Length: 1" Additional Connections: 3 x #8 screw Recommended Fastener Torque: 15 ft/lbs (180 in/lbs) Hardware Material: Stainless Steel Base Material: Glass Filled Nylon Overall Size: 6-5/8"L x 1-3/8"W x 2"H Mounting Hole Size: 3/16" (#10 screw) Mounting Center: 5.7" Max Voltage: 48V DC Max Amperage: 250Amps total Qty: (1) Red