• Petzl PRO Drop-Proof Pulley
  • Petzl PRO Drop-Proof Pulley - Rope Installation
  • Petzl PRO Drop-Proof Pulley - Pulley Always Stays Attached to its Connector
  • Petzl PRO Drop-Proof Pulley - Side Plate Locks Under Load

Petzl PRO Drop-Proof Pulley

Product No. P51A

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Regular price $159.95 USD
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Product details

Petzl PRO Drop-Proof Pulley

Openable even when attached to the anchor, the Petzl PRO Pulley is designed for maximum simplicity when setting up hauling or load deviation systems. It always stays attached to its connector limiting the risk of losing the device.The side plate that locks under the load, the large-diameter sheave and the very high efficiency sealed ball bearings make a pulley that is well suited for handling heavy loads. The PRO is compatible with ropes of minimum diameter 0.28'' and maximum diameter 0.51''.

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  • Material(s): Aluminum, Nylon
  • Weight: 0.45 lbs
  • Min. Rope Diameter: 0.28''
  • Max. Rope Diameter: 0.51''
  • Sheave Type: Sealed Ball Bearings
  • Sheave Diameter: 1.5''
  • Maximum Working Load: 2.5 x 2 = 5 kN 
  • Breaking Strength: 2 x 11 = 22 kN
  • Efficiency: 95%
  • Certification(s): CE EN 12278, EAC, NFPA 1983 Technical Use 


  • Designed for maximum simplicity when setting up hauling or load deviation systems:
    - The rope can be easily installed even when the pulley is connected to the anchor
    - The pulley always stays attached to its connector, limiting the risk of losing the device
  • Especially suited for handling heavy loads:
    - Large diameter sheave mounted on sealed ball bearings for excellent efficiency
    - Side plate locks when loaded and prevents opening of the pulley during use

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