We are Ningbo Santong Lock CO., Ltd. based in ningbo , China. We are member of Tradekey.com since May, 2009. Our business is related to Construction & Real Estate industry and we specifically deal in accessories for garage door, zinc alloy casting goods. Please find our product details below:Emergency lockEmergency lockuse for garage doortwo cross keyssteel linethe other one is with plastic line,popular in EuropeSPING FITTINGSUniversal thread for use in either LH OR RH wound springsMaximum wire size-.295" diameterSet include(1)winding&(1)stationaryColor coded winding fittings(2)3/8"-16x1" hardened cup point set screws installedwith red headsFor use on 1" tubeSPING FITTINGSUniversal thread for use in either LH OR RH wound springsMaximum wire size-.295" diameterSet include(1)winding&(1)stationaryColor coded winding fittings(2)3/8"-16x1" hardened cup point set screws installedwith red headsFor use on 1" tube#3 CHAIN HOIST#3 chain hoist3:1 reduced driveWall or track mountedIncludes:-(1)41B36 sprocket, 1" bore36" of #41 roller chain26' of hand chain(1) chain keeper1/4" square key1-1/4" bore availableThank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.