Here are the original type valves DERBI with cast/adhesive aluminium box for a soft and waterproof closure of the slats. Low price product but very qualitative! Can arrive under MOTOFORCE brand, P2R or TNT / ACSUD (identical part)
Gets on all engines DERBI euro 2 and euro 3, example:
APRILIA : RS 50 dal 2006 -> (DERBI D50B) - RS4 50 (DERBI D50B)
BULTACO : ASTRO 50 - LOBITO 50
DERBI : GPR 50 - GPR 50 Nude - GPR 50 RACING - GPR 50 racing dal 2006-> (DERBI D50B) - SENDA 50 DRD dal 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 dal 2006-> (DERBI D50B) - SMT 50
VALENTI RACING:DERBI D50B)