Tecnium forged piston:

Tecnium forged pistons (high-quality steel) are fitted as standard to a large range of motorbike brands.
The manufacture and anti-friction treatment of forged Tecnium pistons give them a longer life, better engine response and reduce the risk of seizure.
The Tecnium forged piston is an essential component for maintaining and repairing motocross bikes.
Standard compression
Replacement piston ring product no. XKS7700
The piston kit includes:

• 1 piston size A diameter (76.96 mm)
  
• 1 gudgeon pin
• 1 set of piston rings
• 2 circlips

Actual product may differ from photo