Add to Cart Quick view Antenna Capacity Top Hat Aluminum Milled Element Clamp Assembly NRES MSRP: Now: $37.99 Was: This Custom made Aluminum Milled, Antenna Capacity Top Hat Clamp Assembly, consists of two Aluminum plates that measure 4 3/8 inch diameter. Each plate is milled out to accept 5/16 inch radials and is about 1/4 inch thick. With more... MSRP: Now: $37.99 Was: Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $37.99 Was: Subtotal: Add to Cart