VERTEX UK PISTON KIT       22171E       (Distributed by oro2u.com)

All Vertex Pistons Feature:  
- Standard pistons and components are OEM replacements.
- Kits include piston, rings, wrist pin and circlips.
- All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle.
- Replacement rings are sold individually.
- Made in Italy.
- Fitted in many oem bikes as STD.

SPECIFICATION:

• BORE SIZE.   39.50mm   [E 39.50mm]

Replacement Parts.

• Rings.   53012503950      
• Pin.     715036      
• Clips.   72065

MODEL FITMENT:

• BETA MOTOR RK6 Enduro K50 Trial ST50 1995-1997
• KTM EXC50       1994-1997