Lightly used on indoor solid concrete floor.
Suitable for use on large rack.
Mounting shaft 2" long, 7/8" square, with 5/16" diameter mounting hole. See photos.
10 sets of 4 wheels available. Price shown is for 1 set of 4 wheels. Watch for next listing for more sets of 4 wheels.
Big box stores charge about $25-30 per wheel. See photo.