Replica stronger clutch springs developed by Mitani and used by Tomoyuki Ogawa for Montesa cota 4RT all years 
"GATTI Reinforced clutch spring KIT 6 pieces
In pursuit of a clutch feeling that can withstand four-cycle torque, the feeling of connection and power loss will be achieved. 
The clutch connection is important when driving hard, and the good connection improves clutch durability.
It is the clutch spring KIT debut that contributes to the running of GATTI."
Compatible models: 05-2020 RTL250F RTL260F COTA4RT REPSOL 2016-COTA300RR RTL300R 301RR