MechConn Aluminum 1/2 in Hex

Mechanical Connector For Conductor Material Aluminum Copper For Stud Size 1/2 in Head Style Hex Hole Diameter 0.56 in Body Material Aluminum Number of Conductors 1 Connector Type Transformer Lug Kit Compatible with Product Type Aluminum Cable Copper Cable Connection Orientation Dual Rated Lug Contact Finish Tin Includes (11) 1/2 in Belleville Washers (11) 1/2-13 Hex Head Nuts (22) 1/2 in Flatwashers (5) 1/2-13 x 2 in (6) 1/2-13 x 2-1/2 in Hex Bolts (6) K2A31U (7) K2A40U