The 093 U-Adaptor allows blocks with 10 mm (3/8") posts to be attached to swivel bases or to other blocks with 10 mm (3/8") posts. The 463 U-Adaptor adapts 75 mm Carbo singles to swivel bases. The 2759 is 316 cast stainless steel.
Fisheries offers discounted pro pricing, real-time inventory and same-day shipping -- as well as our solid customer service reps.