2016 Bulls Copperhead 27,5 51 cm
Build
650B/27.5 in × 2.25 in
Insights
Somewhat aggressive stack and reach vs trend of hardtail cross-country mtb bikes
Design deviates from other sizes of Bulls Copperhead
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 605mm |
| Reach | 436mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-TTT | 460mm |
| Top Tube Length, Effective/Horizontal Center | 610mm |
| Top Tube Slope | 14.2deg |
| Head Tube Angle | 68.5deg |
| Seat Tube Angle | 74deg |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 289.2mm |
| Chainstay Length | 435mm |
| Chainstay Length Horizontal | 430.8mm |
| Front-Center | 708.7mm |
| Front-Center Horizontal | 706.2mm |
| Wheelbase | 1137mm |
| Fork Offset/Rake | 60mm |
| Trail | 73.1mm high |
| Mechanical Trail | 68mm |
| Wheel Flop | 24.9mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 189.6mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 119.2mm |
27,5 Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.25in |
| Tire Outer Diameter | 698.3mm |
| Bike Length with Tires | 1835.3mm |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 100mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Aluminum |
| Brake Type | Disc |
Source:https://www.bulls.de/de-de/produkt/bulls-copperhead-3-rainbow-29-diamant?FARB=FARB_XVW68TK4&RHOE=RHOE_41