Mini SR-71

  • $145.98


The Robertson Mini SR-71 is an awesome addition to your ropes course gear! Compact, Light, and ready for speed, this trolley is capable of moving down a zipline at speeds up to 65mph!


  • The Robertson Mini #5060 is a fully rebuildable platform highly recommended for commercial applications.

  • The sheaves are case hardened steel that spin on Premium sealed ball bearings.

  • The axles are made of 304 steel and are time tested, proving outstanding durability and structural design for 25 years.

  • Side plates are .105" thick, made of 304 stainless steel for superior strength.

  • Pulley is designed to move a person down a 3⁄8 - 1⁄2 cable safely at speeds up to 65mph


  • Meets NFPA 1983-2012 pulley performance requirements of general use.
  • Minimum 3 Sigma breaking strength of not less than 36 ĸN (8,093lb.) ₠
  • Meets & Exceeds ANSI/ACCT 03-2019 1.3.7 Standard Product- 5060 & 5061
  • Description- tandem sheave
  • Third party rated to NFPA 1983-12 Rating G- General Use Pulley 3-Sigma ᴈσ 70 ĸN (15,700 lb.)