S3 inserts for Beta RR 250cc and 300cc

£50.25 inc. VAT, where applicable

SKU: ST-631-A Categories: , , Tag: Brand:


INSERTS S3 FOR BETA RR 250cc AND 300cc. The different volume inserts give the possibility to adjust perfectly the engine compression. You can change the inserts for lower or higher compression (using the same outer part).

Different compressions:

  • Standard compression (Beta STD = A Regular): Orange
  • High compression (Beta A = AA Regular): Black
  • High high compression (Beta AA = AAA Regular): Titanium.


There are no reviews yet.

Be the first to review “S3 inserts for Beta RR 250cc and 300cc”

Your email address will not be published. Required fields are marked *