Piston (diameter 50mm / B size) - 204.0829/B - Aprilia RS 50 ('06-> / DERBI D50B) / Gilera GSM 50, H@K, Zulu ('01) - Polini

Piston (50mm / B) Polini for the following applications: Aprilia RS 50 (2006-> / DERBI D50B) / RS4 50 (DERBI D50B) / RX-SX 50 (2006-> / DERBI D50B) / Bultaco Astro 50 / Lobito 50 / Derbi GPR 50 / GPR 50 Nude / GPR 50 RACING / GPR 50 Racing (2006-> / DERBI D50B) / Senda 50 DRD / SM (2006-> / DERBI D50B) / Senda 50 DRD R / Senda 50 DRD SM / Senda 50 Extreme / Senda 50 Extreme SM / Senda 50 R / Gilera GSM 50, H@K, Zulu (2001) / RCR 50 / RCR 50, SMT (2006-> / DERBI D50B) / SMT 50 / Valenti Racing RME, SM (DERBI D50B).

The set includes:
- Piston;
- Rings;
- Pin;
- Clips.

Technical specifications:
- Diameter: 50 mm (49.955 mm);
- Code: B.