Extra Parts 1 3/8 inch Brace Cup Previous2 1/2 inch Collar with Eye Bolt NextEye Bolt with nut, 5/16" x 2 1/2" 1 3/8 inch Brace Cup 1 3/8 inch Brace Cup $4.29 1 3/8 inch connecting cup used to fasten bracing pipe to 1 5/8 inch post. Quantity: Add To Cart Facebook0 Twitter LinkedIn0 Reddit Tumblr