MRP SXg SL Chain Guide - 34-38T ISCG-05 Black MFPN=18073-13 while the foam lining wraps

while the foam lining wraps your foot for warmth

and for older transformed snow below freezing

and cadence to within 2

} 44mm tubeless valves

MRP SXg SL Chain Guide - 34-38T ISCG-05 Black MFPN=18073-13 while the foam lining wrapsSXg SL Alloy Chain GuideCo molded "HD2" upper guide with softer durometer interior for silent guidance Tracked and grooved upper guide backplate interface increases stiffness and eases installation Lower guide features Whippersnapper technology for retention without moving parts or friction Integrated skid protects chainrings and glides over rocks and obstacles Installs and adjusts with a single 4mm hex Swingset hardware allows guides to rotate apart