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    • Ronstan Series 30 Ball Bearing Block  Single  Loop Top RF30101
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    Ronstan Series 30 Ball Bearing Block - Single - Loop Top [RF30101]

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    Sale Price $22.02 Regular Price $25.91
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    Series 30 Ball Bearing Block - Single - Loop Top

    Features:

    • Low friction 2-stage ball bearing system provides consistent performance over the full working load range
    • High static and dynamic load capacity
    • Light weight
    • Versatile head fittings
    • Sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction
    • Can be fitted with a shackle in either of two planes to allow correct alignment of the block


    Applications:
    • Primary lead blocks on dinghies and catamarans
    • Control lines on larger yachts


    Materials:
    • U.V. stabilized Acetal sheaves
    • Acetal ball bearings
    • Impact modified, fiber reinforced and U.V. stabilized Nylon cheeks
    • Grade 316 stainless steel load straps and head fittings


    Specifications:
    Sheave Ø: 30mm(1-3/16")
    Max. Rope Ø: 8mm(5/16")
    M.W.L.: 300kg(660lbs)
    B. L.: 750kg(1,650lbs)
    Weight: 28g(1.0oz)
    Product Specifications
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    Documents
    User Manual Download
    Specification Sheet Download
    Safety Guide Download
    Service & Support

    Warranty

    This product is backed by a 12-month limited warranty, covering defects in materials and workmanship under normal use.

    Technical Assistance

    Our dedicated support team is available to assist with product setup, operation guidance, and troubleshooting. Contact us via email or phone for prompt service.

    Documentation & Downloads

    Access essential resources including the user manual, technical specifications, and safety instructions in our online support center.

    Replacement Parts & Accessories

    We offer a full range of genuine replacement parts, including batteries, chargers, and compatible accessories to ensure long-term performance.

    Training & Tutorials

    Browse our library of how-to videos and maintenance tips to get the most out of your cordless drill.

    FAQs

    Find quick answers to common questions

    Product & Usage

    1. Are KRANK tools built for professional use?

    Yes, all our tools are engineered for heavy-duty performance and long-term reliability.

    2. Are KRANK tools safe to use for beginners?

    Yes, our tools are designed with safety features and easy handling in mind.

    3. Can KRANK tools be used in extreme conditions?

    Yes, they are tested to perform reliably in demanding environments.

    Maintenance & Accessories

    1. What maintenance is required for the tools?

    Regular cleaning and proper storage are usually enough to keep your tools in top condition.

    2. Can replacement parts or accessories be purchased separately?

    Yes, we provide compatible parts and add-ons to extend the life of your tools.

    3. Do you provide instruction manuals or usage guides?

    Every tool comes with a detailed user manual, and digital guides are available online.

    Warranty & Guarantee

    1. Do the tools come with a warranty?

    Every KRANK tool includes a 1-year warranty, with extended options available on select products.

    2. How do I register my KRANK tool for warranty coverage?

    You can register online using your product serial number for faster support.

    3. What does the warranty cover?

    It includes defects in materials and workmanship under normal use conditions.

    4. Is there an option to extend the warranty?

    Yes, extended warranty plans are available for select tools at checkout.

    Purchasing & Support

    1. How fast is shipping and delivery?

    Orders ship within 24 hours, and delivery typically takes 3–5 business days.

    2. Do you offer bulk or corporate purchasing options?

    Yes, KRANK provides special pricing and packages for business or team orders.

    3. How can I contact customer support if I need help?

    You can reach our support team by email or phone — we’re here to assist you.

    Can’t find your answer?

    Feel free to reach out to us!

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