Cylinder Works CW50011K01 20-22 300 EXC TPI/20-22 TX 300 i Standard Bore Cylinder KitCylinder Works CW50011K01 20 22 300 EXC TPI 20 22 TX 300 i Standard Bore Cylinder Kit Description Cylinder Works Standard Bore Cylinder Kit Fits Models 300 EXC TPI (20 22) 300 EXC TPI ERZBERGRODEO (22) 300 XC TPI (20 22) 300 XC W ERZBERGRODEO (23) 300 XC W TPI (20 23) 300 XC W TPI ERZBERGRODEO (20 22) 300 XC W TPI Six Days (20 21) EC 300 (21 23) EX 300 (21 23) TE 300 Heritage Edition (23) TE 300 i (20 23) TE 300 i Jarvis Edition (20 21) TX 300 i (20