2021 v3 BlackHeart Bike Company BlackHeart AL Frameset (650b wheels)
- Category
- All-road/Gravel
- Design
- Drop Bar, Rigid, non-suspension corrected
- Frame
- Aluminum
- Fork
- Carbon/Composite
- Features
- Disc brake
Geometry
46 | 49 | 52 | 54 | 56 | 58 | 60 | 62 | |
Stack | 533mm | 542mm | 551mm | 567mm | 580mm | 596mm | 609mm | 624mm |
Reach | 372mm | 374mm | 376mm | 381mm | 387mm | 392mm | 398mm | 408mm |
Stack to Reach Ratio | 1.43:1 | 1.45:1 | 1.47:1 | 1.49:1 | 1.5:1 | 1.52:1 | 1.53:1 | 1.53:1 |
Seat Tube Length, C-T | 460mm | 490mm | 520mm | 540mm | 560mm | 580mm | 600mm | 620mm |
Top Tube Length, Effective/Horizontal Center | 530mm | 540mm | 550mm | 560mm | 570mm | 580mm | 590mm | 605mm |
Top Tube Slope | 10.4deg | 8.1deg | 5.9deg | 5.5deg | 4.7deg | 4.3deg | 3.6deg | 3.2deg |
Head Tube Angle | 71.5deg | 71.5deg | 71.5deg | 72deg | 72deg | 72.5deg | 72.5deg | 72.5deg |
Seat Tube Angle | 73.5deg | 73deg | 72.5deg | 72.5deg | 72.5deg | 72.5deg | 72.5deg | 72.5deg |
Head Tube Length | 100mm | 110mm | 120mm | 135mm | 150mm | 165mm | 180mm | 195mm |
Bottom Bracket Drop | 73mm | 73mm | 72mm | 72mm | 71mm | 71mm | 70mm | 70mm |
Bottom Bracket Height | 266mm | 266mm | 267mm | 267mm | 268mm | 268mm | 269mm | 269mm |
Chainstay Length | 422mm | 422mm | 422mm | 422mm | 422mm | 422mm | 422mm | 422mm |
Chainstay Length Horizontal | 415.6mm | 415.6mm | 415.8mm | 415.8mm | 416mm | 416mm | 416.2mm | 416.2mm |
Front-Center | 580mm | 586mm | 591mm | 596mm | 606mm | 611mm | 621mm | 636mm |
Front-Center Horizontal | 575.4mm | 581.4mm | 586.2mm | 592.2mm | 602mm | 607mm | 616.9mm | 631.9mm |
Wheelbase | 991mm | 997mm | 1002mm | 1008mm | 1018mm | 1023mm | 1033mm | 1048mm |
Fork Offset/Rake | 47mm | 47mm | 47mm | 47mm | 47mm | 47mm | 47mm | 47mm |
Fork Length (Axle-To-Crown) | 400mm | 400mm | 400mm | 400mm | 400mm | 400mm | 400mm | 400mm |
Trail | 63.9mm mid/​neutral | 63.9mm mid/​neutral | 63.9mm mid/​neutral | 60.7mm mid/​neutral | 60.7mm mid/​neutral | 57.6mm mid/​neutral | 57.6mm mid/​neutral | 57.6mm mid/​neutral |
Mechanical Trail | 60.6mm | 60.6mm | 60.6mm | 57.8mm | 57.8mm | 54.9mm | 54.9mm | 54.9mm |
Wheel Flop | 19.2mm | 19.2mm | 19.2mm | 17.9mm | 17.9mm | 16.5mm | 16.5mm | 16.5mm |
Tire to Pedal Spindle | 71mm 170 mm cranks | 77mm 170 mm cranks | 82mm 170 mm cranks | 87mm 170 mm cranks | 97mm 170 mm cranks | 102mm 170 mm cranks | 112mm 170 mm cranks | 127mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 96mm 170 mm cranks | 96mm 170 mm cranks | 97mm 170 mm cranks | 97mm 170 mm cranks | 98mm 170 mm cranks | 98mm 170 mm cranks | 99mm 170 mm cranks | 99mm 170 mm cranks |
AL Frameset (650b wheels) Build
46 | 49 | 52 | 54 | 56 | 58 | 60 | 62 | |
Wheel Size | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD | 650B/27.5 in 584 mm BSD |
Tire Width | 47mm | 47mm | 47mm | 47mm | 47mm | 47mm | 47mm | 47mm |
Tire Width Max | 48mm | 48mm | 48mm | 48mm | 48mm | 48mm | 48mm | 48mm |
Tire Outer Diameter | 678mm | 678mm | 678mm | 678mm | 678mm | 678mm | 678mm | 678mm |
Bike Length with Tires | 1669mm | 1675mm | 1680mm | 1686mm | 1696mm | 1701mm | 1711mm | 1726mm |
Published Sizing Recommendations
Height | — | 160 cm to 168 cm | 168 cm to 173 cm | 173 cm to 178 cm | 178 cm to 183 cm | 183 cm to 188 cm | 188 cm to 193 cm | 193 cm to |
Stack and Reach vs. Category Trend
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.
Learn more about the Upright/Aggressive ScaleCategory Trend
All-road/GravelSource:https://blackheartbikeco.com/pages/geometry