Good to know: Configurable build
Configurable build (at least partly: the cockpit or bar width, for example). The stock build below is only one of the options.
Geometry ?
Mason Aspect2 2026 geometry in sizes 48CM–62CM: stack 532.1–620.1 mm, reach 369.7–405.5 mm, head angle 71–72.5°.
| 48CM | 50CM | 52CM | 54CM | 56CM | 58CM | 60CM | 62CM | |
|---|---|---|---|---|---|---|---|---|
| Stack | 532.1 mm | 552.8 mm | 567 mm | 579.7 mm | 594 mm | 605.4 mm | 613.4 mm | 620.1 mm |
| Reach | 369.7 mm | 377.5 mm | 377.8 mm | 378.2 mm | 385.5 mm | 390 mm | 392.2 mm | 405.5 mm |
| Head angle | 71° | 71.5° | 71.5° | 71.5° | 71.5° | 72° | 72° | 72.5° |
| Seat angle | 74.5° | 74.5° | 74.5° | 73.5° | 73.5° | 72.5° | 72.5° | 72.5° |
| Seat tube (c-t) | 480 mm | 500 mm | 520 mm | 540 mm | 560 mm | 580 mm | 600 mm | 620 mm |
| Head tube | 120 mm | 140 mm | 155 mm | 170 mm | 185 mm | 195 mm | 205 mm | 210 mm |
| Top tube (effective) | 519 mm | 532.6 mm | 536.8 mm | 551.2 mm | 560.7 mm | 581.2 mm | 585.9 mm | 601 mm |
| BB drop | 73 mm | 73 mm | 73 mm | 71.5 mm | 71.5 mm | 71.5 mm | 70 mm | 70 mm |
| Chainstay | 420 mm | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm | 420 mm |
| Wheelbase | 989 mm | 1004.2 mm | 1009.2 mm | 1014.7 mm | 1024.7 mm | 1029.7 mm | 1035.2 mm | 1040.2 mm |
| Standover | 741.4 mm | 758.9 mm | 775.7 mm | 792.1 mm | 808.8 mm | 822.9 mm | 837.9 mm | 853.2 mm |
| Fork length | 380 mm | 380 mm | 380 mm | 380 mm | 380 mm | 380 mm | 380 mm | 380 mm |
| Fork offset | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm | 45 mm |
| Stock build by size | ||||||||
| Cranks | 170 mm | 170 mm | 170 mm | 172.5 mm | 172.5 mm | 175 mm | 175 mm | 175 mm |
| Stem | 70 mm | 90 mm | 90 mm | 100 mm | 110 mm | 110 mm | 120 mm | 120 mm |
| Bar width | 400 mm | 420 mm | 420 mm | 440 mm | 440 mm | 460 mm | 460 mm | 460 mm |
Source: masoncycles.cc, checked 1 Nov 2026 · bar position: worked out from published data
Older model years in the archive: Mason Aspect 2020
Stock build
Aspect2 Shimano (configurable, from) ≈ €6,206
- Groupset
- Shimano
- Stem
- Deda Zero100 or Zero2, various lengths
- Handlebar
- Choice of Deda options
- Seatpost
- MASON Penta carbon, microadjust
- Saddle
- Choice of Fizik options
- List price
- £5,350 (masoncycles.cc, 1 Nov 2026)
Options when ordering (manufacturer’s default in bold):
| Size | Cockpit |
|---|---|
| all | bars Deda Zero100 bars Deda Zero2 |
Source: masoncycles.cc, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size 48CM (stack 532.1 / reach 369.7 mm).
Stack and reach within 12 mm of size 50CM (stack 552.8 / reach 377.5 mm).
Stack and reach within 12 mm of size 52CM (stack 567 / reach 377.8 mm).
Stack and reach within 12 mm of size 54CM (stack 579.7 / reach 378.2 mm).
Stack and reach within 12 mm of size 56CM (stack 594 / reach 385.5 mm).
Stack and reach within 12 mm of size 58CM (stack 605.4 / reach 390 mm).
Stack and reach within 12 mm of size 60CM (stack 613.4 / reach 392.2 mm).
Stack and reach within 12 mm of size 62CM (stack 620.1 / reach 405.5 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 2 values for this model’s stem and bars. Add them