![parts - How are these plastic rings used on my Shimano disk brake mount adapter? - Bicycles Stack Exchange parts - How are these plastic rings used on my Shimano disk brake mount adapter? - Bicycles Stack Exchange](https://i.stack.imgur.com/jcVHQ.jpg)
parts - How are these plastic rings used on my Shimano disk brake mount adapter? - Bicycles Stack Exchange
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Amazon.co.jp: Shimano SM-8S31 CJ-8S20 Accessory Set, Swivel Washer Straight Drop End (8R/8L) & Positive Claw (6R/6L), Bag Nut x 2, Snap Ring C ISM8S31A0270A : Sports & Outdoors
![Shimano Spares BR-M985 pad axle and snap ring | £3.99 | Components | Brakes - Spares | Singletrack Bikes | Kirkcaldy | Fife | Cycle Shop | Bicycle Repairs & Servicing Shimano Spares BR-M985 pad axle and snap ring | £3.99 | Components | Brakes - Spares | Singletrack Bikes | Kirkcaldy | Fife | Cycle Shop | Bicycle Repairs & Servicing](https://www.singletrackbikes.co.uk/smsimg/220/18459-42510-full--220.jpg)