Search Results for: Incorporating roller bearing
in white tracks • tracks are " or ", as specified • available in bracket mount, angle mount, clip angle mount, " radius, " radius, high lift, vertical lift, roof pitch, or dual track low headroom hardware • package includes gauge or gauge hinges, as specified • " or " short-stem or long-stem ball bearing
rollers • heavy-duty adjustable top roller brackets springs • torsion springs are helically wound with stress relieved, oil-tempered wire • springs are individually calibrated for each door • counter-balance torsion shafts are galvanized for rust resistance • high cycle spring options may be specified...
https://www.acoverhead.com/productinfo/3212-Flyer.pdf