Bamboo City Bike Frame Geometry    
Size Wheel Size Nominal
Size
Effective Top Tube Length Stand Over Height Seat Tube Angle Head Tube Angle Wheelbase Head Tube Length
Extra Small 26” 13” (38cm)* 21.6” (55cm) 26.8” (68.2cm) 72 72 100 5”
(12.8 cm)
Small 700c 14” (40cm)* 21.6” (55cm) 28.3” (72cm) 72 72 99.2 4.4”
(11.3 cm)
Medium 700c 16” (44cm)* 22.4” (57cm) 29.5” (75cm) 72 72.5 101 5.9”
(15 cm)
Large 700c 18” (51cm)* 23.2” (59cm) 31.6” (80.5cm) 72 72.5 102.6 7.9”
(20 cm)
Extra Large 700c 20” (56cm)* 24”
(61cm)
33.7” (85.5cm) 72 72.5 104.5 9.5”
(24 cm)


Bamboo Mountain Bike Frame Geometry    
Size Wheel Size Nominal
Size
Effective Top Tube Length Stand Over Height Seat Tube Angle Head Tube Angle Wheelbase Head Tube Length
Extra Small 26” 13” (38cm)* 20”
(50.7cm)
28.4”
(72cm)
74 70 99 3.15”
(8 cm)
Small 26” 14” (40cm)* 21.25”
(54cm)
29”
(74cm)
73.5 71 101.7 3.58”
(9 cm)
Medium 26” 16” (44cm)* 22”
(56cm)
29.5”
(75cm)
73 71 104 3.58”
(9 cm)
Large 26” 18” (51cm)* 22.8”
(58cm)
31”
(78.7cm)
73 71 105.5 5”
(12.8 cm)
Extra Large 26” 20” (56cm)* 24.4”
(62cm)
32.5”
(82.6cm)
72.5 71.5 108.8 5.91”
(15 cm)


Bamboo Road Frame Geometry    
Size Top
Tube Length
Seat
Tube Angle
Set Back Chainstay Length Stand
Over Height
B.B. Drop Head
Tube
Angle
Head
Tube
Length
Wheel Base
46 50 75 11.9 39 71.5 4 72 9.1 93.4
48 51.5 74.5 12.7 41.5 74.0 7 72 9.1 97.0
50 52.5 74.5 13.4 41.5 76.2 7 72.5 10.0 97.1
52 53 74 14.3 41.5 77.4 7 73 11.3 97.2
54 54.8 73.5 15.3 41.5 79 7 73 12.8 98.0
56 56 73 16.4 41.5 81.3 7 73.5 15.0 98.8
58 57 73 17.0 41.5 82.3 7 74 16.0 99.4
60 58.3 72.5 18.0 41.5 84.4 7 74 18.0 100.0
62 60 72.25 19.0 41.5 85.8 7 74 20.0 101.0
64 61 72 19.8 41.5 87.3 7 74 22.0 102.0
66 63.3 71.5 20.8 41.5 88.0 7 74 24.0 104.3