Does BGA Marine offer free shipping?

Yes. BGA Marine offers free 2-day shipping on orders over $600 on select brands, and free standard US shipping on all orders.

What brands does BGA Marine carry?

BGA Marine carries top marine electronics and boating brands including Garmin, Simrad, Lowrance, Humminbird, Furuno, B&G, Minn Kota, MotorGuide, Blue Sea Systems, Mastervolt, ProMariner, RELiON, Marinco, Ancor, Attwood, Jabsco, Rule, Lenco, Seachoice, ACR, Interlux, C-MAP, and more.

Does BGA Marine ship to my location?

BGA Marine ships to all US destinations. Free 2-day shipping is available on qualifying orders over $600. Free standard shipping applies to all US orders.

Does BGA Marine sell Garmin marine electronics?

Yes. BGA Marine is an authorized retailer of Garmin marine electronics including chartplotters, fish finders, VHF radios, and navigation systems. Shop the full Garmin collection at bgamarine.com/collections/garmin.

Does BGA Marine sell Simrad products?

Yes. BGA Marine carries Simrad marine electronics including multifunction displays, autopilots, sonar, and radar systems. Shop at bgamarine.com/collections/simrad.

What is BGA Marine's return policy?

BGA Marine accepts returns on eligible items. Please visit bgamarine.com/policies/refund-policy for full details on the return and refund policy.

How do I contact BGA Marine customer service?

You can contact BGA Marine customer service through the contact page at bgamarine.com/pages/contact.

Does BGA Marine sell fish finders?

Yes. BGA Marine carries fish finders and sonar units from top brands including Garmin, Humminbird, Lowrance, and Simrad. Browse the full selection at bgamarine.com.

Does BGA Marine sell marine battery chargers?

Yes. BGA Marine carries marine battery chargers and power management products from brands including ProMariner, Mastervolt, RELiON, and Blue Sea Systems.

Does BGA Marine sell trolling motors?

Yes. BGA Marine carries trolling motors from Minn Kota and MotorGuide, including bow-mount, transom-mount, and spot-lock GPS models.

Free standard U.S. shipping on every order

Free 2-day shipping on qualifying select-brand orders $600+

Ronstan | Barcode: 9316800244249

15% off

Ronstan Series 40 Ball Bearing Block - Single Upright Lead - RF40171 0.1 lb

$56.90 $66.94

Shipping calculated at checkout.

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Care information

Important! Please ensure to inspect this item before making your purchase. We're here to assist you anytime. Feel free to reach out if you have any questions or concerns; we're more than happy to help! Additionally, we offer financing options to make your purchase easier.

Delivery and Shipping

We're pleased to offer free shipping on all orders within the US. However, for oversize items, an additional shipping fee may apply. We strive to ensure timely and secure delivery of your products, partnering with top shipping services. For any inquiries regarding our shipping policy, feel free to contact our customer service team. Thank you for choosing BGA Marine!

Product Overview

Series 40 Ball Bearing Block - Single Upright Lead

Lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. Precision molded Acetal sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction. The 2-stage ball bearing system provides consistent performance over the full load range.

Applications:

Typically used for halyards at the mast base.

Materials:

Acetal ball bearings
UV stabilized Acetal sheave
Grade 316 stainless steel load housing

Product Details

Brand: Ronstan
Product Type: Blocks & Pulleys
Manufacturer Part Number: CWR-70615
UPC: 9316800244249

Compare the manufacturer part number, dimensions, fitment, voltage, material, and included components with your application before ordering.

Enjoy free standard shipping on all U.S. orders, including Alaska, Puerto Rico, Guam, U.S. territories and protectorates, and eligible P.O. boxes.

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Ronstan Series 40 Ball Bearing Block - Single Upright Lead - RF40171 0.1 lb

Care information

Delivery and Shipping