Kool Stop Aero-Kool Disc Pads.
- Aluminum backing with forged aluminum cooling pins reduce heat buildup and provide superior, lasting power
- Organic: high performance blend of organic materials with a top quantity resin
- Pad retraction springs included
- Compatible with Shimano Zee (BR-M640), Shimano Saint (BR-M820), Shimano Deore XT (BR-M8020)