Piston segment (diameter 39.88mm / thickness 1.2mm) - chromed - Aprilia RS 50 ('06-> / DERBI D50B) / Derbi GPR 50 Nude - Polini

Segment piston (39.88mm / 1.2mm) Polini for the following applications: Aprilia RS 50 (2006-> / DERBI D50B) / RS4 50 (DERBI D50B) / RX-SX 50 (2006-> / DERBI D50B) / 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 / Bultaco Astro 50 / Lobito 50 / Gilera GSM 50, H@K, Zulu (2001) / RCR 50 / RCR 50, SMT (2006-> / DERBI D50B) / SMT 50 / Valenti Racing RME, SM (DERBI D50B).

Piston segment for aluminum cylinder kit.

Technical specifications:
- Diameter: 39.88 mm;
- Thickness: 1.2 mm.