Bokeh Shimano
mason
Gravel
Bokeh Shimano is an alloy gravel road bike (2024), by Mason, from the Bokeh lineup. This bike is aimed at a wide range of riders thanks to its fit flexibility, leaning toward a balanced riding position, while being built for broader mixed-surface riding and longer routes. Standout strengths from the metrics include good fit flexibility for dialing in rider position, balanced, versatile speed for everyday riding, and a balanced ride feel between comfort and directness. Use MatchBikes.com to compare this bike with nearby gravel options.
5.5
Rating

Image 1 of 3
Score Summary
Performance
4.5
Value
5.7
Fit
6.6
Performance
Built for speed and efficiency
Speed
6.6
Medium
Climbing Efficiency
4.6
All-Rounder
Aerodynamics
4.7
Minimal Aero
Fit
Dialed-in Fit & Comfort
Riding Position
5.6
Balanced
Fit Flexibility
8.5
Adjustable
Ride Comfort
5.5
Balanced
Value
Value for Money
5.7
Fair Value
Surface Range
AdventureSpecifications
General
Brand
mason
Model
Bokeh Shimano
Year
2024
Price
$3,558
Category
Road
Sub Category
Gravel
Groupset
GRX 800, GRX Di2
Frame
Frame
MASON x Dedacciai custom-shaped performance Aluminium.
Suspension Fork
MASON RangeFinder AS carbon fork which is custom-tuned for the Bokeh. Features pannier & ‘rando’ style rack mounts, triple accessory mounts, Ø12mm Thru-axle, 160/180mm flat-mount.
Suspension Type
Rigid
Drivetrain
Shift Levers
GRX-810 11spd Mechanical / GRX-820 12spd Mechanical / GRX-815 Di2 11spd - As Selected.
Cassette
11-34 GRX 810 / 11 - 36 OR 11-34 GRX 820 - Alternative ratios available on request.
Crank
48/31. Select From: 810 GRX 11spd & 820 GRX 12spd.
Chain
Shimano GRX Chain. Other options available on request.
Wheels
Rims
Select From: HUNT / DT Swiss / Campagnolo. Other options available on request.
Tires
700C & 650B. Select From: Rene Herse / Schwalbe / Continental / Vittoria / WTB.
Brakes
Brake Type
Hydraulic Disc
Brake Description
Hydraulic Disc
Cockpit
Stem
Select Various Lengths. Choose From: DEDA ZER0100 or ZERO2 - Black on Black.
Handlebar
Select From: Deda & Ritchey. Other brands available on request.
Seat
Saddle
Choice of Fizik options. Other brands available on request.
Seatpost
MASON Penta carbon, microadjust.
Geometry
| Measurement | 48cm | 50cm | 52cm | 54cm | 56cm | 58cm | 60cm | 62cm |
|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.49 mm | 1.48 mm | 1.481 mm | 1.51 mm | 1.511 mm | 1.488 mm | 1.521 mm | 1.571 mm |
| Front Center | 590 mm | 590 mm | 602 mm | 604 mm | 610 mm | 620 mm | 630 mm | 640 mm |
| Rake | 50 mm | 50 mm | 47 mm | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Trail | 70 mm | 67 mm | 67 mm | 61 mm | 58 mm | 55 mm | 55 mm | 55 mm |
| Stack | 536.1 mm | 537.9 mm | 554 mm | 568.1 mm | 579.5 mm | 587.9 mm | 607 mm | 630.7 mm |
| Reach | 359.9 mm | 363.5 mm | 374 mm | 376.2 mm | 383.4 mm | 395.2 mm | 399.1 mm | 401.4 mm |
| Top Tube Length | 515.9 mm | 519.9 mm | 535.9 mm | 551 mm | 561.4 mm | 580.8 mm | 590.7 mm | 600.5 mm |
| Seat Tube Angle | 74 ° | 74 ° | 74 ° | 73 ° | 73 ° | 72.5 ° | 72.5 ° | 72.5 ° |
| Seat Tube Length | 480 mm | 500 mm | 520 mm | 540 mm | 560 mm | 580 mm | 600 mm | 620 mm |
| Head Tube Angle | 69.5 ° | 70 ° | 70.5 ° | 71 ° | 71.5 ° | 72 ° | 72 ° | 72 ° |
| Head Tube Length | 100 mm | 115 mm | 130 mm | 145 mm | 155 mm | 165 mm | 185 mm | 210 mm |
| Chainstay Length | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm | 435 mm |
| Wheelbase | 1013 mm | 1013 mm | 1021 mm | 1028 mm | 1034 mm | 1045 mm | 1055 mm | 1065 mm |
| Bottom Bracket Drop | 77 mm | 75 mm | 75 mm | 73 mm | 73 mm | 70 mm | 70 mm | 70 mm |
| Standover Height | 741 mm | 764 mm | 781 mm | 799 mm | 814 mm | 831 mm | 850 mm | 871 mm |
| Wheels | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 |




























































