20mm Aluminium Sheave Box Dynamic Bearing Sheave
Upgrade your vessel's rigging with the Allen 20mm Aluminium Sheave Box Dynamic Bearing Sheave, a high-performance block designed for reliability under Australian conditions. This 20mm aluminium sheave box uses a dynamic bearing to deliver smooth haul and reduced wear on lines, ideal for deck applications. Part of Allen blocks range, it offers marine-grade construction for corrosion resistance and long service life. Perfect for light-to-medium loads, it suits halyards, control lines, and general deck hardware. A trusted choice for boat parts and marine parts alike, delivering dependable operation across Australian waters.
We deliver to every marina, port, coastal town in Australia, including Newcastle Marina, Airlie Beach, and Moreton Bay, so you can rig on your schedule. Free delivery Australia-wide on orders over $350. We service the full coastline of Australia with fast dispatch and secure packaging. This block is tagged among DeckHardware and Through Deck Blocks, ideal for sailors seeking durable marine parts and boat parts. Order now at bigburjos.com and upgrade your rigging with confidence.
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.