Severne Wave Grenade RDM Extension

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SEVERNE RDM WAVE GRENADE HDHD stands for Heavy Duty The new Rdm wave grenade HD has 36cm of adjustment for better compatibility with Severne's wave sail range. They analyzed the cu stomers needs for more reliable tubes over this increased length and tested a variety of Aluminum specification to find the strongest mast extension. Severne decided on a wall thickness 33% thicker than most conventional RDM extensions and an increased outside diameter, for the ultimate durability against bending and breaking. Stainless steel Automatic collar Double pulley block Stainless steel button and Mechanism DCM setting Internal metal chassis Unique severne geometry pulley alignment Show more