Shimano Deore BR-M6200 4 Piston Disc Brake Caliper - Caliper - Black - Shimano - Resin Pads YGroup_7033695338541 You can probably leave them

You can probably leave them alone unless they're showing signs of corrosion and you want to get some freshies in there

Technologies

and titanium

which not only lets you take your child out on the trails

Steer Tube Diameter: 1 1/8"

Shimano Deore BR-M6200 4 Piston Disc Brake Caliper - Caliper - Black - Shimano - Resin Pads YGroup_7033695338541 You can probably leave themThe Deore M6220 hydraulic four piston disc brake calipers bring consistent and full power braking to the line. The calipers are built around a rigid two piece design and offer better bike control through their new low viscosity oil, new piston seal and new heat resistant resin piston, allowing the braking system to stay stable over a wide range of temperatures. The calipers are compatible with non finned metal or resin pads and both regular and