Steel ball bearing roller, adjustable steel housing assembly. Used by many patio door manufacturers. 2-5/8 in L, 1-1/8 in H and 3/4 in W housing dimensions. 10-32 machine thread on top and 1/4-20 machine thread on end of housing.
Manufacturer: PRIME LINE PRODUCTS Model Number: D 1831 UPC: 049793018311
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