RCA JACK “UPGRADE” Product Code: RCA-1UG Categories: Dynakit Products, Jacks & Strips Color Choose an optionBlackRed Clear selection Quantity Add to cart Add to Wishlist Product added! Browse Wishlist The product is already in the wishlist! Browse Wishlist PLEASE NOTE: Our online shopping cart is for USA orders Only. Click here for other ordering options Description Description Gold plated connector. Fits 3/8″ dia. hole with insulator or 5/16″ dia. hole without. Choice of red or black. (All units except ST-70). Sold individually.