Replacement Shimano non-turn washer (non-drive side). This is the left side (non-chain side) non-turn washer, white in color. 6L degree.
Non-Turn Washer (Non-Drive Side) Shimano – 11R, 8S, 8C

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$3.99
Replacement Shimano non-turn washer (non-drive side). This is the left side (non-chain side) non-turn washer, white in color. 6L degree.