The Cane Creek crank preloader is designed to replace the plastic preload on your current crankset. Preloader is equipped with an aluminum preload ring, an aluminum inner thread ring, and a titanium 2.5mm hex fastening bolt.Fits Raceface 30mm spindles, SRAM 30mm spindles, and SRAM 28.99mm DUB spindlesPremiumn titanium preload spacer adjuster7075 Aluminum thread ringGrade 5 Titanium 2.5mm hex fastening bolt7075 Aluminum thread ring7075 Aluminum preload spacer adjusterGrade 5 Titanium 2.5mm hex fastening boltNote: 30mm inner thread ring is being transitioned from gold to pewter color as part of a running change. As a result, the color of 30mm thread ring may vary from what s pictured. The DUB thread ring is and will continue to be shiny silverItem SpecificationsColorTitanium Cane Creek Crank Preloader Assembly Crank Part UPC: 840226070735 MPN: BAI0389