Security plate and nut for fastening the pinion to the pinion shaft suitable for Zündapp Belmondo mopeds, Zündapp Bergsteiger M25/M50 mopeds, as well as Alpa Spezial 3000 and Alpa Black River small motorcycles which have a Zündapp type 247 engine installed.

Can only be used in conjunction with the pinions and pinion shaft at the bottom of the accessories

Thread: M12 x 1 mm
Spanner width: 19 mm

Details

Nut type	Hexagon nut
Thread type	MF12x1 (fine pitch thread)
Drive	External hexagon
Width across flats SW	19 mm

Suitable for the following models

Zündapp Belmondo
Zündapp	247 Motor

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