One dropped chain is one too many. The perfect companion for single-chainring setups, the 1x SL strikes the perfect balance between lightweight construction and durability, ensuring long-lasting performance without adding unnecessary weight to your bike. With its user-friendly design and straightforward installation process, setting up the 1x is quick and hassle-free.Aluminum back plate is strong and lightweightWorks with 28-38t round rings (and 26-36t oval rings)7mm of chainline adjustment (without use of spacers) so adjustments can be made quicklyWorks with most chainlines (including non-boost, Boost, and Super Boost)Forefront 4-way, front-accessible setup and adjustmentPop-Up tool-free chain access for simplified installation and drivetrain maintenanceUpper guide features TPU co-molding to silence chain contactRequires ISCG-05 tabsItem SpecificationsChainguide Mount TypeISCG-05ColorBlackDefined ColorBlackMaterialAluminumMaterialCompositeMax Tooth (teeth)38Weight38 MRP 1x SL Chainguide Chain Retention System UPC: 702430205801