Check the listing for details. Parts Express Replacement DUAL Input Subwoofer Speaker Box Terminal Cup. Condition: New. Listed at 39.99 USD. SMTCS-PE-4 DUAL Parts Express Replacement Terminal CupNOTHING on the market compares. All our products feature a SOLID HDPE STRUCTURE that is virtually indestructible, all Stainless-Steel INDUSTRIAL studs and hardware.Standard featuresAll Industrial Stainless studs and HardwareBlack / White Insert3.75” x 2.875 Cutout / 4.875 x 3.875 OuterMilled from a solid piece of 1/2″ HDPE (High Density Polyethylene)Replace Parts Express DUAL rectangular terminal CupsRing terminal studs accept any size wire9 Screws, 9 12 ga Rings includedSMTCS-PE-4Have a prefab box, but you keep burring up box terminals, and / or they fall apart after a few months??Here's your solution!!! These can take more than 3000-4000 watts with 0 issues. If you’re above that we recommend our heavy duty direct connect cups.Most of our competitors are making terminals using bolts requiring you to unassembled the cup, we use threaded studs, so you don't need to take the entire cup apart to install it. We have sold and installed thousands of these in our own Premium Sound Mekanix Enclosure's.Are you a shop or a box / enclosure builder, and or you just want something more than a basic terminal?? Send me a message, we make custom terminals and have literally hundreds of color options available and can brand anything the way you want it!!!