Deluxe Duet Casters, Grip Ring Type B And Type K Stems, 2" Hard Nylon Wheel, Matte Black, 5/set

Take the guesswork out of caster stem selection. Includes five wheels and 10 stem fasterner; 5 each 7/16" x 7/8" and 5 each 3/8" x 7/8" to fit most metal bases.
Package Includes: (5) Type B 0.44" x 0.88" Stems; (5) Type K 0.38" x 0.88" Stems