The right sealing - technology is an important fact for the development of our products. The red ACROS – Seals are already a quality feature for our professional bike components. In some products the sealing technologies are combined to achieve the best performance.

	R2 Sealing A specially shaped sealing lip, applied in a similar way to an Oring. It is essential to check that this seal is correctly seated.
	R3 Sealing A specially shaped sealing lip with steel-plate reinforcement and the best possible properties. The slideon seal is firmly seated, defining and guaranteeing an optimized function but with low friction.
	Labyrinth Sealing Labyrinth seals enable lightweight design and construction and ensure reliable functioning. However, regular checks and maintenance are essential.