RONSTAN Pulley Block: Lead Pulley Block, Mounted, Upright Mount, 350 lb Working Load Limit
The RONSTAN Lead Pulley Block (MPN RF453) is an upright-mount pulley block designed for pulling operations. It features a nylon sheave and a 316 stainless steel housing, with a working load limit of 350 lb.
SKU 3G-OTH-334861
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Product Description
The RONSTAN Lead Pulley Block (MPN RF453) is an upright-mount pulley block designed for pulling operations. It features a nylon sheave and a 316 stainless steel housing, with a working load limit of 350 lb.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the RONSTAN Lead Pulley Block RF453 used for?
The RONSTAN Lead Pulley Block RF453 is used for pulling operations in rigging and marine applications. Its upright mount design and 350 lb working load limit make it suitable for redirecting lines on sailboats, industrial hoists, and lifting systems where a compact, corrosion-resistant block is required.
What are the specifications of the RONSTAN Pulley Block RF453?
The RONSTAN RF453 is a mounted lead pulley block with a 350 lb working load limit. It features a nylon sheave and a 316 stainless steel housing, designed for pulling operations. The upright mount configuration allows secure attachment to flat surfaces, and the MPN is RF453.
Where to buy RONSTAN Pulley Block RF453 worldwide?
You can source the RONSTAN Pulley Block RF453 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine RONSTAN components for marine and industrial applications.
How to install the RONSTAN Lead Pulley Block RF453?
To install the RONSTAN RF453, mount the upright block to a flat surface using appropriate fasteners through the base holes. Ensure the sheave rotates freely and the line is properly seated. Align the block to avoid side-loading, and never exceed the 350 lb working load limit. Follow standard rigging safety practices.
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3G Electric supplies RONSTAN upright-mount pulley blocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.






