Aluminum Sheaves

Marine-grade 6061-T6 aluminum sheave for boat lift systems, available in 4″ or 5″ sizes. Smooth-rotating, corrosion-resistant, and designed for precise cable guidance. Axle bolt not included (4″ uses 3/4″, 5″ uses 1″).

Price range: $45.00 through $60.00

Upgrade your boat lift system with this high-quality Aluminum Sheave, engineered for smooth cable tracking and long-lasting performance in harsh marine environments. Precision-machined from 6061-T6 U.S. aluminum, this sheave delivers excellent strength, corrosion resistance, and durability for dependable operation season after season.

Designed to ensure precise cable guidance, the integrated cable groove promotes smooth rotation while reducing friction and cable wear. Available in 4-inch and 5-inch diameters, each size is optimized for specific bore sizes, axle bolts, and cable capacities.

  • 4" Aluminum Sheave

    • 3/4" bore

    • Accepts 3/4" axle bolt (not included)

    • Accommodates up to 5/16" thick 7×19 aircraft cable

  • 5" Aluminum Sheave

    • 1" bore

    • Accepts 1" axle bolt (not included)

    • Accommodates up to 7/16" thick 7×19 aircraft cable

Easy to install and built for reliable cable tracking, this aluminum sheave is an ideal replacement or upgrade for most boat lift systems. Its corrosion-resistant construction and precision design help ensure smooth, efficient lift operation.

Enhance your boat lift’s performance with a durable, easy-to-install aluminum sheave you can trust.

☀️If your dock smells like salt and sunscreen year round, you're in luck! Professional installation available for customers in Broward & Southern Palm Beach Counties. CONTACT THE CREW for details.

Additional information

Weight N/A
Dimensions N/A
Size

4", 5"

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