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  Specialized Sirrus Sport 2010
 		Surly Midnight Special 2019
  Specialized Sirrus Sport
2010: M
Surly Midnight Special
2019: 56cm
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Choose Baseline
Reach 424
Stack 610
Top Tube (effective) 594 655
Top Tube (actual) 538
Seat Tube C-T 460
Seat Tube C-C 502
Head Angle 85 79
Seat Angle 84 72
Head Tube 197 119
Chainstay 423 453
Wheelbase 965 932
Front Centre 542
Standover 714 927
BB Drop 83 56
Fork Rake / Offset 54 47
Trail 64
Fork Length (A2C) 468
Seatpost Length 338
Handlebar Width 623 356
Stem Length 110 101
Stem Angle 5
Crank Length 190 147
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  Specialized Sirrus Sport
2010: M 		Surly Midnight Special
2019: 56cm
Image showing geometry measurements

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