2019 Masi Bikes Uno Riser

	51	53	56	58	60
Stack	499mm	517mm	534mm	562mm	581mm
Reach	380mm	381mm	387mm	393mm	403mm
Stack to Reach Ratio	1.31:1	1.36:1	1.38:1	1.43:1	1.44:1
Seat Tube Length, C-T	490mm	510mm	530mm	560mm	580mm
Top Tube Length, Effective/Horizontal HT Top	520mm	530mm	545mm	565mm	580mm
Top Tube Slope	3deg	2.9deg	2.8deg	2.7deg	2.6deg
Head Tube Angle	72deg	72.5deg	73deg	73.5deg	74deg
Seat Tube Angle	74.5deg	74deg	73.5deg	73deg	73deg
Head Tube Length	81mm	98mm	113mm	143mm	161mm
Bottom Bracket Drop	70mm	70mm	70mm	68mm	68mm
Bottom Bracket Height	267mm	267mm	267mm	269mm	269mm
Chainstay Length	402mm	402mm	402mm	402mm	402mm
Chainstay Length Horizontal	395.9mm	395.9mm	395.9mm	396.2mm	396.2mm
Front-Center	569.5mm	572.4mm	577.4mm	587.7mm	598.7mm
Front-Center Horizontal	565.1mm	568.1mm	573.1mm	583.8mm	594.8mm
Wheelbase	961mm	964mm	969mm	980mm	991mm
Fork Offset/Rake	45mm	45mm	43mm	43mm	43mm
Trail	62.2mm mid/neutral	59.1mm mid/neutral	58.1mm mid/neutral	55mm mid/neutral	51.9mm mid/neutral
Mechanical Trail	59.1mm	56.3mm	55.5mm	52.7mm	49.9mm
Wheel Flop	18.3mm	16.9mm	16.2mm	15mm	13.8mm
Standover Height	723mm	743mm	760mm	790mm	810mm
Tire to Pedal Spindle	67.5mm 165 mm cranks	70.4mm 165 mm cranks	75.4mm 165 mm cranks	80.7mm 170 mm cranks	91.7mm 170 mm cranks
Pedal Spindle to Ground Clearance	102mm 165 mm cranks	102mm 165 mm cranks	102mm 165 mm cranks	99mm 170 mm cranks	99mm 170 mm cranks

Published Sizing Recommendations

Height

5 ft 1 in

5 ft 5 in

5 ft 4 in

5 ft 7 in

5 ft 6 in

5 ft 11 in

5 ft 10 in

6 ft 1 in

6 ft 0 in

6 ft 4 in

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://masibikes.com/collections/urban-steel/products/uno-riser-2019