Shimano 105 FC-5600 Security Plate - Y1GE98050. Shimano Part Code:Y1GE98050. Shimano Hollowtech II Left Arm Safety Plate. For use with Shimano 105 FC-5600 10spd Double Chainsets. - Shimano Dura-Ace FC-R9100-P / FC-R9100 / FC-9000 / FC-7950 / FC-7900 / FC-7803 / FC-7800.
