GMP | PART #GMP74135 Universal Stringing Block Power Roller – Bethea Style With Spring Loaded Pin Style Locking Latch (74135) DESCRIPTION These rugged universal blocks feature high strength and low weight at a value price. With a working load limit of 2,500 lbs., they can be configured with 5 different mounting options. Permanently lubricated bearings provide long term durability and an extreme temperature operating range. 8.1 – 13.0-lbs depending on configuration 7” Block (O.D.) 3” Sheave (rim width) 3-1/8” Width (throat) Cast from A356 Aluminum and heat treated 2" Max diameter of the conductor Working Load Limit of 2,500 lbs. Double shielded, deep groove ball bearings Permanently lubricated to withstand -5F to 250F Profile machined groove for concentricity Universal Stringing Blocks Datasheet Common Questions About the Universal Stringing Block Power Roller, Bethea Style What is the GMP Universal Stringing Block Power Roller Bethea Style?The GMP Universal Stringing Block Power Roller Bethea Style is a heavy duty universal stringing block designed to support and guide conductors during pulling and stringing operations. What is this stringing block used for?It is used to guide conductors up to 2 inches in diameter during aerial or underground cable installation while maintaining smooth rotation and reducing friction. What mounting options are available for this block?This universal stringing block can be configured with five different mounting options, making it adaptable to a wide range of jobsite conditions and suspension setups. What makes this block suitable for demanding jobsites?Its A356 heat treated aluminum construction, 2,500 lb working load limit, and permanently lubricated bearings allow reliable performance across extreme temperature ranges. At a Glance • Universal stringing block with Bethea style power roller• Supports conductors up to 2 inches in diameter• 2,500 lb working load limit• Permanently lubricated bearings for long service life• Compatible with multiple mounting configurations
