by Cosco |
Item # 688270
Model # 20417T1AS |
Cosco Multi-Function Ladder - 17-foot

About this item

  • 17 foot extension ladder
  • ANSI and OSHA approved
  • Multiple settings/arrangements for multiple uses
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Cosco Multi-Function Ladder - 17-foot


We've taken convenience to new heights with this 5-n-1 ladder. Whether you need to clean out your gutters or change a picture on the stairs, it adjusts to any position without tools.  This 17 foot Cosco Multi Position Ladder System offers 5 positions as step ladder, 10 heights as extension ladder, 10 positions as as stairway ladder, 3 heights as scaffold, and 4 heights as wall ladder.  Meets ANSI Type 1A Extra Heavy Duty Industrial Work Load of 300 lb. rating.


  • Box "I" beam aluminum for strength and stability
  • Type 1A extra heavy duty industrial workload
  • Product Weight:  35.64 lbs.
  • Dimensions for A-frame step ladder position:  23.82" W x 66.34" D x 85.63" H
  • Dimensions for full ladder position:  23.82" W x 4.33" D x 168.5" H
  • Working Load:  300lbs
  • Ladder Size: Extension Ladder - 17ft; Step Ladder 7ft
  • Maximum Working Length:  Extension Ladder - 14ft, 10 3/4 in
  • Maximum Working Height:  Step Ladder-4ft,8 7/8in; Extension Ladder-11ft,7 3/4in; Scaffold-2ft,10in
  • Meets ANSI/OSHA requirements

    This multi-use ladder system converts to four separate uses in seconds without any tool:
  • 7 positions as a step ladder
  • 8 heights as extension ladder
  • 6 positions as stairway ladder
  • 3 heights as a scaffold system

View Operation and Safety Instructions. (PDF)

View 5 positions with text. (PDF)

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Standard - 2 to 6 business days

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