Skip to main contentSkip to footer

Overview

Series 30 Ball Bearing Orbit Block - CheekBall Bearing Orbit Blocks boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight

Ronstan Series 30 Ball Bearing Orbit Block - Cheek

Model: CW55176
Web Code: 12543502
Sold and shipped by | 4.2 seller rating (332 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Enjoy on orders from this seller.

Seller Return Policy

Read return policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Series 30 Ball Bearing Orbit Block - CheekBall Bearing Orbit Blocks boast the highest strength-to-weight ratio available. This is achieved through all-composite reinforced polymer materials and multiple attachment options. Their precision design provides the optimum number of ball bearings for minimum friction while weight reduction is achieved through the use of fiber-reinforced composites in the block head, cleat arms and beckets.Features:

Lightweight

Highest working load in its class

Secure, versatile and secure attachement

Low profile and compact

Applications:

Mainsheet systems and spinnaker sheets on dinghies to 5M(16')

Halyard, vang and backstay applications on boats to 5M(16')

Control line applications on larger yachts

Materials:

Sheave: High compression strength carbon black Acetal

Ball Bearings: High compression strength Acetal

Frame/Cheeks: Toughened, glass fiber reinforced Nylon

Link: UV stabilized, multi-strand impregnated SK75 Dyneema®

Specifications:Sheave Ø:30mm(1-3/16")Max. Rope Ø:8mm(5/16")M.W.L.:300kg(660lbs)B. L.:600kg(1,320lbs)Weight:21g(0.7oz) Product : RONSTAN SERIES 30 BB ORBIT BLOCK CHEEK Manufacturer : RONSTAN Manufacturer Part No : RF35151 UPC : 9316800404964

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
See our return policy to find specific return information for this product and steps on how to return by mail.