
Solo Alloy 50
Overview
Intended use: Gravel
Rear travel: Rigid
Description
Rider support

5 years warranty, transferable to second owners
We believe in our products, that's why we offer 5-year warranty on our frames, extended to second owners. Learn more
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It’s now possible for riders to purchase a bike directly through Bikes.com and collect it at an authorized Rocky Mountain dealer.
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Specifications
Geometry
Wheel size
RIDE-9/4 POSITION
| xs | sm | md | lg | xl | |
|---|---|---|---|---|---|
| Top Tube Horizontal (mm) | 520 | 540 | 560 | 580 | 605 |
| Head Tube Angle (deg) | 70 | 70.5 | 71 | 71.5 | 71.5 |
| Head Tube Length (mm) | 100 | 130 | 150 | 185 | 210 |
| Seat Tube Angle (deg) | 75 | 74.5 | 74 | 73.5 | 73 |
| Seat Tube Length (mm) | 414 | 452 | 490 | 528 | 566 |
| Rear Centre (mm) | 425 | 425 | 425 | 425 | 425 |
| Bottom Bracket Drop (mm) | 78 | 77 | 75 | 75 | 75 |
| Reach (mm) | 375.8 | 382.66 | 391.9 | 395.9 | 407.7 |
| Stack (mm) | 538.2 | 567.4 | 586.2 | 621.4 | 645.1 |
| Standover Height (mm) | 754 | 787 | 814 | 850 | 877 |
| Wheelbase (mm) | 1021 | 1034 | 1045 | 1056 | 1076 |
Standover height is measured 200 mm in front of the bottom bracket.
| Top Tube Horizontal (mm) | 520 | 540 | 560 | 580 | 605 |
| Head Tube Angle (deg) | 70 | 70.5 | 71 | 71.5 | 71.5 |
| Head Tube Length (mm) | 100 | 130 | 150 | 185 | 210 |
| Seat Tube Angle (deg) | 75 | 74.5 | 74 | 73.5 | 73 |
| Seat Tube Length (mm) | 414 | 452 | 490 | 528 | 566 |
| Rear Centre (mm) | 425 | 425 | 425 | 425 | 425 |
| Bottom Bracket Drop (mm) | 78 | 77 | 75 | 75 | 75 |
| Reach (mm) | 375.8 | 382.66 | 391.9 | 395.9 | 407.7 |
| Stack (mm) | 538.2 | 567.4 | 586.2 | 621.4 | 645.1 |
| Standover Height (mm) | 754 | 787 | 814 | 850 | 877 |
| Wheelbase (mm) | 1021 | 1034 | 1045 | 1056 | 1076 |
Standover height is measured 200 mm in front of the bottom bracket.
Sizing chart
These figures are a rough guide only. Rider proportions, riding style, and personal preferences all factor in choosing the correct bike size. Rocky Mountain always recommends test riding and professional bike fitting at an authorized dealer.
Frame Size
Features and technologies

FORM™ Alloy
FORM™ tubesets utilize premium materials to meet our strict requirements. Each FORM™ tube that we create is engineered for its specific purpose within the frame, ensuring optimized strength, weight, and ride quality.
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Compatible parts
FAQs
What is the Solo's rack compatibility?
The design intention behind the Solo was for it to be used with frame bags. But it can be used with some fork mounted racks. All 3 holes must be used when mounting a front rack.
Whats is the Solo's maximum tire size?
The Solo is designed to fit up to a 700 x 42c or 27.5" x 2.2" tires.
What is the Solo's bottom bracket size?
Any 24mm spindle cranks from Shimano or SRAM are fully compatible with the proper 30mm BB conversion.
What is the Solo's chainring compatibility?
The maximum chainring size that’s compatible is a 44t.
What is the Solo's seatpost collar size?
The Solo uses a 34.9mm seat post collar.
What is the Solo's headset size?
The Solo uses a Zero Stack ZS44|ZS56.
What is the Solo's rear axle size?
The Solo uses a 12mm x 163mm with a 1.5mm thread pitch.
What is the Solo's seatpost diameter?
The Solo uses a 30.9mm seat post.













