"Glide, threaded adaptor Fits 1 inch ID tubing"
"Glide, threaded adaptor Fits 3/4 inch ID tubing"
"Glide, threaded adaptor Fits 1-1/2 inch OD tubing"
"Glide, threaded adaptor Fits 1 inch OD tubing"
"Glide, threaded adaptor Fits 7/8 inch OD tubing"
