FOR SALE IS ONE (1) NEW 5 pack OF 3/8" NON METALLIC CLAMP CONNECTORS MANUFACTURED BY HALEX BRAND MPN 20511 UPC# 051411205119. THESE HALEX 3/8' TWIN SCREW NON METALLIC CABLE CLAMP CONNECTORS ARE USED TO JOIN NON METALLIC SHEATHED CABLE AND FLEXIBLE CORD TO STEEL OUTLET BOXES OR OTHER METAL ENCLOSURES. IDEAL FOR SERVICE ENTRANCE OR OTHER INDOOR APPLICATION. MEETS UL AND CSA REQUIREMENTS AND IS CORROSION RESISTANT. FEATURES REVERSABLE LOCKNUT THAT CUTS THROUGH PROTECTIVE COATINGS ON BOXES AND ENCLOSURES TO ASSURE GROUND CONTINUITY. SCREWS COMPATIBLE WITH PHILLIPS, SLOTTED AND SQUARE SCREWDRIVERS. BODY AND LOCKNUT ARE DIE CAST OF HIGH STRENGTH ZINC ALLOY. YOU WILL RECEIVE ONE (1) NEW 5 pack OF 3/8" NON METALLIC CLAMP CONNECTORS BY HELIX BRAND SHIPPED BY USPS..... Applications, Used to connect non-metallic sheathed cable (such as #14/2, 12/2, 12/3 AWG, or two #14/2 AWG cables) or flexible cord (with diameter 0.3 to 0.56 inches) to a steel outlet box or other metal enclosure. This connector is commonly used in residential and light commercial wiring to securely clamp and ground non-metallic cables entering metal box. BID AND BUY HERE IN IN ABSOLUTE CONFIDENCE SINCE I HAVE THOUSANDS OF POSITIVE FEEDBACK AND TEN+ YEARS EXPERIENCE. I SHIP WITHIN TWO DAYS OF RECEIPT OF PAYMENT, OFTEN THE NEXT DAY. $4.81 USPS GREEN SHIPPING USING RECYCLED PACKAGING MATERIALS AND ENVIRONMENTALLY FRIENDLY MATERIALS TO ANYWHERE USA. I DO NOT SHIP ANYWHERE ELSE. HAVE A GREAT DAY AND THANK YOU FOR STOPPING BY.......