Doors spring OTIS
OTIS - Spring for swing door
OTIS FAA92B1 - Opening lever spring for Techna door locks
OTIS FO91E3 - Tension spring Ø9x35mm, wire 1mm, for 9940 locks
OTIS T02312A4 - Brake spring kit
OTIS FO94R1 - Bolt spring for 9940
OTIS FO90HH2 - Spring Ø17x71mm, door drive FC9550T
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