This CRL Sliding Glass Door Tandem Roller
Assembly has a 13/16 inch (20.6 millimeter) wide, 1-15/32 inch (37.3
millimeter) tall adjustable steel housing assembly. The steel ball bearing
rollers are 1-1/2 inch (38.1 millimeter) in diameter.
Minimum Order: 1 Package
Additional Product Information:
Each package contains one roller assembly.