Estex Single Block Service Block Set 2BU-571-16-19-SSB12 12ft

Estex Single Block Service Block Set

Part Number: 2BU-571-16-19-SSB12

1/2" Red Core Rope 12ft Length

Rated Capacity: 1,500 lbs

"Use with your favorite Hook and Grip"

The Estex Single Block Service Block Set is a rugged, field-proven solution designed for controlled lifting and positioning during overhead utility and line work. Built for durability and ease of use, this set delivers reliable performance where safety and efficiency matter most.

The service block features a pulley with an integrated door, allowing for quick and easy rope changes without fully disassembling the setup—saving time on the job and reducing downtime. Included prusik knot provides added control and adjustability during lifting or tensioning operations.

Key Features

• 1,500 lb rated capacity for dependable performance

• Single block pulley with door for fast rope installation and change-outs

• Prusik knot included for controlled movement and positioning

• Built for utility, lineman, and contractor applications

• Durable construction designed for demanding jobsite conditions