• 
  Copper Roof Vents

  6496X Gear, 24-T pinion (1.0 metric pitch) (fits 5mm shaft)/ set screw
• 
  Exhaust Vents

  11T pinion gear alloy steel M1 for 5mm Shaft KN-180111
• 
  Exhaust Vents

  12T pinion gear alloy steel M1 for 5mm Shaft KN-180112
• 
  Copper Roof Vents

  13T pinion gear alloy steel M1 for 5mm Shaft KN-180113
• 
  Exhaust Vents

  14T pinion gear alloy steel M1 for 5mm Shaft KN-180114
• 
  Exhaust Vents

  15T pinion gear alloy steel M1 for 5mm Shaft KN-180115
• 
  Attic Ventilation

  16T pinion gear alloy steel M1 for 5mm Shaft KN-180116
• 
  Product Specs

  17T pinion gear alloy steel M1 for 5mm Shaft KN-180117
• 
  Attic Ventilation

  18T pinion gear alloy steel M1 for 5mm Shaft KN-180118
• 
  Attic Ventilation

  22T pinion gear alloy steel M1 for 5mm Shaft
• 
  Attic Ventilation

  20T pinion gear alloy steel M1 for 5mm Shaft
• 
  Attic Ventilation

  19T pinion gear alloy steel M1 for 5mm Shaft KN-180119