SKU: CW55347
UPC: 9316800226108
MPN: RF6710
The Ronstan Snatch Block Acetal Sheave – Single – 11mm (7/16") Max. Rope Diameter is a lightweight mechanical advantage tool engineered for recovery, winching, and load-management applications in automotive, marine, and off-road environments. Whether you're rigging a vehicle extraction, setting up a recovery winch system, or managing heavy loads during fabrication work, this sheave block multiplies pulling force while reducing strain on your primary winch motor. Designed by Ronstan, a trusted name in rigging hardware, this single acetal sheave delivers reliability and ease of use in demanding field conditions.
The acetal sheave construction provides a low-friction, corrosion-resistant pulley surface that works smoothly with synthetic and natural rope up to 11mm (7/16") diameter. Acetal's inherent slipperiness means less heat generation and faster load transfer compared to metal alternatives, while its nonmetallic composition resists saltwater and chemical exposure—critical for coastal or harsh-environment use. The snatch block design allows you to attach the block to a fixed anchor point and thread your rope through the sheave, effectively halving the load on your winch while doubling mechanical advantage. At 0.9 lbs, it's compact and portable enough to carry in a recovery kit without adding significant weight to your rig.
Mechanics and off-road enthusiasts rely on snatch blocks during stuck-vehicle recoveries, when a standard winch line alone cannot generate enough force. This Ronstan unit pairs well with 11mm synthetic winch rope and works with any fixed anchor—tree, recovery point, or frame mount. Its lightweight footprint and compact 3 x 2 x 5 inch profile make it ideal for tool bags, roof racks, or auxiliary recovery systems. Installation requires only a solid anchor point and proper rope rigging; no tools or modifications needed. For anyone serious about vehicle recovery, fabrication, or heavy-load management, the Ronstan Snatch Block Acetal Sheave is an essential addition to your mechanical toolkit.
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