The LoneWolf Aero Chainguide is a lightweight, sleek, reliable option to prevent dropped chains in road, gravel, and CX races for bikes with 1x drivetrains. This chainguide has been tested and developed alongside Team Jumbo-Visma, who have trusted the LoneWolf Aero chainguide in cycling's biggest races. These chainguides feature the GuideLock Quick Adjustment System that provides an 8mm range of positioning without shims.Tested and developed with Team Jumbo-Visma, has been trusted in road cycling s biggest races, and ridden to victory in the 2023 Giro d'Italia, and the 2023 Tour de FranceCombines a low profile head that only covers the top and inboard side of the chain with Wolf Tooth's GuideLock Quick Adjustment system that eliminates the need for shims to provide security in a light, easy to use, and aerodynamically optimized chainguide solutionFor use with any road or gravel frame with a braze-on for front derailleur running a 50t-60t chainringOnly for use with 1x drivetrainsConveniently works with both round or oval chainringsHead has 8mm of adjustment for chainline via Wolf Tooth's GuideLock quick adjustment system6061-T6 aluminum base, stainless steel hardware, and injection molded headItem SpecificationsBashguardNoChainguide Mount TypeBraze-onColorBlackDefined ColorBlackMaterialAluminumMax Tooth (teeth)60Weight30 Wolf Tooth LoneWolf Aero Chainguide Chain Retention System UPC: 810006808698