Home › All products - Excluding Apollo - By Price: Lowest to Highest › Coupler – Threaded Rod (Various Sizes) Coupler – Threaded Rod (Various Sizes) Coupler – Threaded Rod (Various Sizes) $1.35 The threaded rod coupler is used to securely join two pieces of threaded rod to extend the length. Size: 5/16" - $1.35 USD 3/8" - $1.60 USD Quantity: Description Specifications: The coupler is made of steel Available in 5/16” & 3/8” sizes 3/8" coupler is 1-1/8" long Sold individually Please reference, part # 47191 for the 5/16” threaded rod and part # 10FT-3/8IN for the 3/8” threaded rod. Related Products Product Inquiry Have a question about this product? Fill the form below and we will respond to you as soon as possible. Description Related Products Product Inquiry Specifications: The coupler is made of steel Available in 5/16” & 3/8” sizes 3/8" coupler is 1-1/8" long Sold individually Please reference, part # 47191 for the 5/16” threaded rod and part # 10FT-3/8IN for the 3/8” threaded rod. Have a question about this product? Fill the form below and we will respond to you as soon as possible.