Bike DescriptionSpecialized Sirrus Sport 15 Black Grey Bicycle. Identifying elements. 1 - The seat tube has a lot of circular scratches due to the D- Lock Abus holder. 2 - The rear cassette is missing one ring. 8 instead of 9. 3 - The seatpost has a lot of scratches including one vertical zig zag line 4 - One of the front control to shift the 1-9 gear has an impact (probably the left one). 5 - Both the front, back wheel and the seatpost are locked with a Pitlock skewer 3 pieces. No colour (look silver on the outside).