Forged Wiséco piston:

The forged Wiséco piston (high-quality steel) is fitted as standard by a large number of brands.
The Wiséco forged piston''s anti-friction construction and treatment give it longer life, better engine response and reduced risk of tightening.
The forged Wiséco piston is the essential part for off-road motorcycle maintenance and repair.
Piston with overcote +2.00 mm
Spare segment ref CS2205
The piston kit consists of:

• 1 piston diameter (56.00 mm)
  
• 1 piston pin
• 1 set of segments
• 2 circlips

(Non-contractual photo)