Manual crank, roller shutter Control Parts manual crank and coiler Fit for roller shutter window ,awning,hurricane shutter Manual Control Parts for Roller Shutter , manual crank, Awning ,Hurricane ... which area not exceed 4m2) 2) Specification: 1.20m and 1.80m length for manual crank 3) Unit: set ... area is not exceed 1.5m2)2) Specification: D150mm and 170mmfor tape pulley 3) Unit: set 4) Remark: ...