CeramicSpeed Preload Rings

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The CeramicSpeed preload ring ensures correct preload adjustment for all SRAM DUB crank and bottom bracket combinations.Metal threads to ensure correct preload adjustmentInternal o -ring to provide secure fitment on crank spindle without needing glueSleek design reduces areas for dirt to collectCompatible with all DUB Crank + bottom bracket combinationsComes with 1mm + 3mm spacers that match the outer diameter for a clean and tidy look regardless of current bottom bracket Color Black Model Shimano Description Preload Bolt Show more