Sea Sure Quick Release Tiller Joint with Rope Core Shipping_Fragile How does the "3D body-mapped

How does the "3D body-mapped fit" improve performance

Please note this product is white ish in Color

Full coverage

Sheave 16 mm Length  76 mm Weight  27 g Maximum Line  5 mm Fasteners  4 RH mm Maximum Working Load  113 kg  Breaking Load  544 kg

Sea Sure Quick Release Tiller Joint with Rope Core Shipping_Fragile How does the "3D body-mappedSea Sure have been at the forefront of tiller extension design for many years. We were first to introduce the all plastic joint following extensive research and development. Since then it has been copied by many but never equalled for quality or reliability Tiller Replacement Joint Security rope core Rivet included Fits internal diameter tube of 13mm, hole centers 27mm