32t Upper arm. Genuine e Thirteen SRS+ component.
e*thirteen 74mm Upper Chain Guide MTB ISCG Chain Device Black Used
E.13 E Thirteen LG1 and TRS Gen2 Upper Slider Chain Guide Sku4878
E-Thirteen E*Spec Plus E-Bike MTB Bike Crankset 170mm Bosch CX Gen 4
E*Thirteen E*Spec Chainring 36t Aluminium Brose CR4UPA-104
E.13 E*thirteen TRS Chain guide ISCG05 Sku4445
