![Polygon Siskiu 5 full suspension mountain bike 27.5 medium frame Polygon Siskiu 5 full suspension mountain bike 27.5 medium frame](https://mountaindirtbikeframe.com/wp-content/uploads/Polygon_Siskiu_5_full_suspension_mountain_bike_27_5_medium_frame_01_nhas.jpg)
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This pollygon is a great beginner bike into the mountain bike in the world. I have had this bike for nearly a year now and it has been the best bike I have ever had. I have put on new grips for the bike as when I got it the grips battered. But I highly Recommend this bike to an 10-20 year old mountain biker. Any offers are appreciated.