© 2011 F. v.d. Doe The          block is a modern block with a classical presentation, yet functional and a timeless  design. Because of its unique application of internal bindings in an external block, the block forms are equally loaded. The benefits of the      blocks: * Always High Strengthof the Inner Bindings * Detacheble Bindings * Changeable Bindings * Changeable Sheaves * Bearing on the Axle  * Higher Strength * Easy maintenance