Amazon.com: Bike Brake Pads, Best Tek Disc Brake Pads for Shimano M315 M355 M515 M525 C501 C601 M375 M395 M415 M416 M446 M465 M475 M485 M486 and Replacement Other Same Desgin Bicycle
Metal Resin Disc Brake Pads for Shimano M315 M355 M395 M415 MT200 B01S- 1 Pair | eBay
Shimano B01S Resin Pads Bike Hydraulic Disc Brake Pads for M315 M355 M395 M465 Acera Alivio Original Bicycle B01S Brake Pad - AliExpress
Amazon.com: Bike Brake Pads, Best Tek Disc Brake Pads for Shimano M315 M355 M515 M525 C501 C601 M375 M395 M415 M416 M446 M465 M475 M485 M486 and Replacement Other Same Desgin Bicycle
How to adjust Shimano M315 disc brakes? - Bicycles Stack Exchange