2021 Turner Bikes Nitrous Base

	Small	Medium	Large	X-Large
Stack	605mm	620mm	643mm	670mm
Reach	420mm	450mm	480mm	510mm
Stack to Reach Ratio	1.44:1	1.38:1	1.34:1	1.31:1
Seat Tube Length, Unknown	370mm	420mm	480mm	510mm
Top Tube Length, Effective/Horizontal Unknown	592mm	622mm	652mm	690mm
Head Tube Angle	66.8deg	66.8deg	66.8deg	66.8deg
Seat Tube Angle, Unknown	74.5deg	74.5deg	74deg	74deg
Head Tube Length	85mm	100mm	125mm	155mm
Bottom Bracket Drop	57mm	57mm	55mm	55mm
Bottom Bracket Height	315mm	315mm	317mm	317mm
Chainstay Length	420mm	420mm	425mm	430mm
Chainstay Length Horizontal	416.1mm	416.1mm	421.4mm	426.5mm
Front-Center	706.2mm	741.1mm	775.5mm	812.4mm
Front-Center Horizontal	703.9mm	738.9mm	773.6mm	810.5mm
Wheelbase	1120mm	1155mm	1195mm	1237mm
Fork Offset/Rake	45.1mm	43.7mm	38.2mm	34mm
Trail	110.4mm very high	111.8mm very high	117.9mm very high	122.5mm very high
Mechanical Trail	101.5mm	102.8mm	108.3mm	112.6mm
Wheel Flop	40mm	40.5mm	42.7mm	44.4mm
Tire to Pedal Spindle	164.2mm 170 mm cranks	199.1mm 170 mm cranks	233.6mm 170 mm cranks	270.4mm 170 mm cranks
Pedal Spindle to Ground Clearance	145mm 170 mm cranks	145mm 170 mm cranks	147mm 170 mm cranks	147mm 170 mm cranks

Very Upright

Somewhat Upright

Average

Somewhat Aggressive

Very Aggressive

The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.

Category Trend

Source:https://turnerbikes.com/products/nitrous-complete-bike

Geometry