Fixed Gear and Single Speed Bike Frames from IRO CYCLE Inc.
Jamie Roy Fixed Gear Geometry
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The Jamie Roy Fixed Gear Frameset uses a 27.2 seatpost,  1 1/8" headset and a 68 mm bottom bracket.

Fixed Gear Geometry
Fixed Gear METRIC (Expressed in CENTIMETERS)

Center
to Top

Effective
T/T

Actual
T/T

H/T
Angle

S/T
Angle

H/T
Length

Wheel
Base

B/B
Drop

C/S
Length

Fork
Rake

A

B

C

D

E

F

G

H

I
 
53 55 54 72.5° 73.5° 13.0 100 7 41.5 4.5
56 57.5 56.5 73.0° 73.0° 15.0 101 7 41.5 4.5
59 59 58 73.0° 73.0° 17.0 102.5 7 41.5 4.5

IRO CYCLE, Inc. 
314 Willard Ave, Staten Island, NY 10314

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