Solid Brass Piano Wheels for the front free legs of your spinet, vertical or console piano. 1 pair (2 wheels). These are a very popular wheel for American made vertical pianos from the 1950s to late 1990s. Wheel diameter is 1-1/4". Plastic sockets are included. Height front wheel to the top of the frame (not including the stem) is approximately 1-3/8". Stem height is 1-3/4". Plastic socket is approximately 1-7/8" tall, and tapers from a little under 1/2" from the top to 3/4" at the bottom.