Chainring SL Guidering | Direct Mount | 38T | Std/Boost Adj | 10/11/12s Compat (CR3UNA-105) (CTN20)
Chainring e*thirteen | SL Guidering | Direct Mount | 38T | For Boost/non-Boost Adjustable Chainline Cranks | Black | 10/11/12spd Compatible
SL Chainrings are -8mm (non-Boost) offset, for use with ALL* cranks (except XCX Race cranks)
Chain retention - Updated M3 narrow-wide tooth profile eliminates chain noise, and decreases overall system wear.
Chainline - TRS/LG1 Cranks: UL Chainring for SuperBoost chainline. SL Chainring for non-Boost and Boost chainline.
XCX Mountain Cranks: UL Chainring for Boost chainline. SL Chainring for non-Boost chainline.
XCX Gravel Cranks: UL Chainring for non-Boost chainline (142mm rear hub spacing)
Compatibility - 10/11/12 speed. Compatible with both Shimano™ and SRAM™ 12 speed drivetrains.
Features - Lightweight and durable design, minimal aesthetics, and updated M3 tooth profile.
Mount - QuickConnect™
Teeth - 28-38t options
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