British Stainless Steel Swivels, size 5 for Merlin/Kestrel sizeBritish Stainless Steel Swivels. Hand crafted and welded from stainless steel and then polished to perfection. These swivels have been used by British falconers for many years to keep their bird’s tangle free. The excellent design of this swivel helps keep the jesses from getting tangled. 540 -(Size 5- Small, Merlin/Kestrel size birds etc. $17.00Size is 1 1/4 inch x 1/2 inch wide.