Forged Roulette Thimble (TYPE K17) The K17 series highlights GN Rope Fittings’ commitment to engineering excellence in mooring and heavy-lift interfaces. These forged roulette thimbles are critical components designed to maximize the performance and longevity of rope connections by providing a high-strength, low-friction bearing surface. Engineered for extreme offshore environments, they support global maritime infrastructure with reliable, custom-engineered fittings.