Harken Ball Bearing Swivel Mainsheet Cam Base

The Harken Ball Bearing Swivel Mainsheet Cam Base is designed for exceptional performance under high loads. Featuring dual rows of Delrin ball bearings, this swivel base allows for smooth, free rotation even under pressure, ensuring maximum efficiency. Perfect for larger keelboats, small offshore boats, and cockpit mounting, it accommodates 3.00" (76 mm) plastic blocks and provides seamless operation. The base includes stand-up springs and a U-adaptor, making it versatile enough to accept a variety of blocks. The tall-arm standard configuration offers reliable support for a wide range of applications.

Key Features:

Dual Ball Bearings: Dual rows of Delrin ball bearings ensure smooth rotation even under high loads

Swivel Base: Freely swivels for easy handling during operation

Versatility: Includes stand-up springs and U-adaptor to accept a variety of blocks

Standard Configuration: Tall arm for better leverage and control

Applications: Compatible with 57 mm / 75 mm / 2.25" / 3.00" ratchets

Height: 5 3/4" for optimal placement

Line Capacity: Suitable for minimum line of 1/8" and maximum line of 1/2"

Fastener Spacing: 3/4" on center for easy installation