20mm Double Dynamic Bearing Tie On Block - Tii
Upgrade your vessel's performance with the 20mm Double Dynamic Bearing Tie On Block - Tii from Allen, a robust Block designed for harsh marine environments. This 20mm Dynamic Bearing Block is built to handle rigging loads with smooth, low-friction operation, reducing wear on sheets and halyards. Categorised under Blocks and DeckHardware, it pairs reliability with easy tie-on installation, making it a smart choice for both classic sail and powerboats. Ideal for marine parts and boat parts applications, the Tii block delivers consistent performance and long service life, helping you keep lines secure and systems running smoothly.
Free delivery Australia-wide on orders over $350. We ship to every marina, port, and coastal town in Australia, including iconic spots like Middle Harbour, Port Stephens, and Port Douglas. Delivery to these locations ensures you receive the Allen 20mm Dynamic Bearing Tie On Block - Tii promptly for deck setup, line control, or topping lift applications. At Big Burjo's Marine, we bring quality blocks and other marine parts to your door, supporting responsible care and maintenance of your rigging and deck hardware.
Details
Full specifications, features and technical details for this product are listed in the description above. Need help checking compatibility with your vessel, caravan or 4x4? Contact our Gold Coast team on 0416 180 996 or sales@bigburjos.com and we'll confirm fitment before you order.
Shipping & Returns
Shipping (Australia-wide): Orders over $350 AUD ship free. Orders under $350 have a $15 AUD flat-rate delivery fee. Standard delivery takes 3–11 business days depending on your location; express options (1–3 business days) are available at checkout. Orders are dispatched within 1–2 business days.
Returns: We offer a 30-day return policy. Items must be unused and in original packaging. Contact us at sales@bigburjos.com or 0416 180 996 to start a return. See our full Shipping Policy and Refund Policy for details, including your rights under Australian Consumer Law.