I'm 5' 8". What size should I get?

Tech Specs:

Frame Material, Main Triangle:

Triple Butted 6066 Alloy, Custom Hydro-FORMed 

Headset:

1.125 

Rear Axle:

135x10mm 

Fork:

Aluminum, Rack Mounts 

Wheelset:

[F] Wheeltech super sealed W/alloy QR, [R] Shimano Alfine Internal hub 

Front Derailleur:

N/A 

Rear Derailleur:

N/A – Alfine 8spd internal gearing 

Shifters:

Shimano Alfine Rapid Fire 8spd 

Crankset:

RPM City Single 

Teeth:

42T 

Crank Arm Length:

175mm 

Bottom Bracket:

Cartridge TH 7420 

Brake Levers:

Shimano M421 

Brakes:

Shimano BRM416 mechanical disc 

Rotors:

160mm/160mm Center lock 

Headset:

FSA threadless W/15mm alloy top cover 

Handlebar:

Alloy 

Handlebar Width:

600mm 

Handlebar Rise:

25mm rise 

Grips:

Rocky Mountain Ergo 

Stem:

Alloy threadless. 

Stem Length:

90mm 

Stem Angle:

7 deg 

Chain:

Shimano HG50 

Cassette:

Shimano 18T 

Range:

8spd. Internal 

Tire Front:

Kenda Kwick Trax 

Tire Front Size:

700X32C 

Tire Rear:

Kenda Kwick Trax 

Tire Rear Size:

700X32C 

Tubes:

Schrader 

Seatpost:

Alloy 27.2mm 

Seatpost Diameter:

27.2mm 

Saddle:

Freedom 

Pedals:

VP 559 Big Flats 

Seat Collar:

Quick Release 

Weight:

[18”] 28.01lbs (12705.2g) 

Recommended Use:

Sweeping the Street 

Manufacturer Warranty:

Lifetime of Owner - Limited