Search Results for: Incorporating ball bearing
secure hardware attachment • bottom "u" type astragal is a standard feature 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 and ball
rollers, 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 per door • counter-balance torsion shafts are galvanized...
https://www.acoverhead.com/productinfo/3206-Flyer.pdf