Features: brand new and high quality For TTC Mouse Encoder Wheel Decoder Suitable for: Mamba 5G Naga Vatican Snake 2014 or Six Man Star V2 or new version of the original voluptuous Symphony size, for Lenovo thinkpad mouse can also be used (for Lenovo this need to weld the encoder lead) Specifications: Color:As pictures show Size :8x8mm or 0.31x0.31inch Line length:55mm or 2.17inch Note: Size for manual measurement, there may be a 0 to 2 for cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: (Without retail package) 2 x Pcs Encoders Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.