Double Blow Blocker SRL

Double Blow Blocker SRL
Double Blow Blocker SRL

Provides 100% Tie-Off At An Exceptional Value

The Double Blow Blocker is a continuation of our product development to offer a variety of retractable lifelines aimed at providing the worker with a versatile, high quality product for an exceptional value. The new Guardian Double Blow Blocker is designed to provide 100% tie-off while decreasing your arresting distance inherent with fall limiters.


  • Lightweight system
  • Super strong housing
  • Left (L) & Right (R) indicators
  • 'Webbing Guides' for longer life
  • Swivel top for better mobility
  • Disposable unit
  • Fully Repairable
  • G-Track RFID InfoChip Included


Part #SizeProduct DescriptionWeight (lbs)
11002 6' Double Blow Blocker Retractable w/ High Strength Aluminum Snaphooks 5.45
11003 6' Double Blow Blocker Retractable w/ High Strength Aluminum Rebar Hooks 6.65
11004 6' Double Blow Blocker Retractable w/ High Strength Steel Snaphooks 5.80
11012 6' Double Blow Blocker w/ High Strength Steel Rebar Hooks 7.20

Contact Information

If you require immediate assistance, please contact us at 1-800-231-5647

Qualcraft Industries
60 Maple Street
Mansfield, MA 02048


Qualcraft Warranty Information

Qualcraft Industries (henceforth referred to as QC) expressly warrants to the purchaser that all QC products are free from defect in material and workmanship at the time of shipment. This warranty only covers defects in material and workmanship (those resulting from product design and/or manufacture); it does not cover conditions resulting from normal wear and tear, neglect, abuse, or accident.
QC’s obligation under this warranty applies for the lifetime of the product, and is limited to the replacement of product only. This warranty is not transferable to any other QC service, and does not apply to product that is resold after having been put into service.

No other person or firm is authorized to assume or assign for QC any other liability in connection with the sale or use of QC products. Furthermore, this warranty is void if any product is changed or altered in any way, or if the product is used in a manner other than for which it is intended.

All returns to QC must have a return authorization that is obtained from the QC Customer Service department. All returns must be shipped prepaid. Contact the Customer Service Department at 1-800-231-5647.

QC shall not be liable for any punitive or consequential damages of any nature, including loss of profits, loss of revenues, loss of productivity, or delay of project, under any form of liability, including contract, warranty, negligence, wrongful act, or other legal or equal liability. Always refer to your company-specific policies, and refer to state and federal regulations pertaining to the proper use of fall protection equipment.