Overview: This document provides technical specifications and components for mast deck collars produced by RDM Sparcraft. It includes detailed part numbers and configurations for various profiles and models.

Specifications: The document lists different profiles such as I137, I180, I260, I330, NG51, NG60, NG70, NG80, NG86, and NG105. Each profile is associated with specific part numbers for components like the complete set, deck collar, wedges, and U-bolts. Dimensions for each profile are provided, including measurements labeled A, B, C, D, E, F, G, øH, Nbr, I, øK, and L.

Components: Key components include the complete set, deck collar, wedges, clamps, screws, gudgeon pins, washers, and nuts. Each component is identified by a unique part number, and quantities are specified for certain items.

Data Tables: The document contains tables that detail the part numbers and configurations for each profile. These tables are crucial for identifying the correct components and ensuring compatibility with specific mast profiles.

Contact Information: RDM Sparcraft's contact details are provided, including their address in Périgny, France, phone number, fax, and email for further inquiries.