The RaceFace Narrow Wide Chainring is made of 7075-T6 aluminum, which provides aerospace grade strength. It has a 104mm BCD (bolt circle diameter) and a tooth count of 38t. It is compatible with 9, 10, 11, and 12 speed chains and features tooth profiling for improved chain retention. The chainring has a 4mm plate thickness and an I-beam construction that helps to transfer loads without flexing. It is suitable for use in a variety of cycling disciplines, including XC (cross-country), DH (downhill), and everything in between. It has reversible laser etched graphics and non-threaded bolt holes. It has a black color.
Finding the right size bicycle is important for a comfortable and enjoyable ride. There are various frame sizes available that are designed to fit riders of different heights, as well as different wheel sizes and frame styles. To choose the best fit, you can look at the sizing and geometry chart provided by the manufacturer. This will show you the seat tube length and top tube length, which can affect the stand-over clearance and comfort of the bike. You want to aim for a comfortable position that isn't too cramped or stretched out. If you have any questions about finding the right size bike for you, our team of experts is always happy to help.
---
Kids Bikes:
Child height (Inch)
Child height (cm)
Wheel size
2’9”-3’1″
85-90 cm cm
10/12 inches
3’1”-3’3″
90-100 cm
12/14 inches
3’3”-3’7″
100-110 cm
14/16 inches
3'7"-3'8"
110-115 cm
16/18 inches
3’8”-4’0″
115-120 cm
18/20 inches
4'0”-4’5″
120-135 cm
20/24 inches
4'5"-4'9"
135-145 cm
24/26 inches
5 inches+
145 cm +
26 inches
---
Mountain Bikes:
Adult height (Inch)
Frame Size (Inches)
Frame size
4'10-5'2"
13 - 14"
X-Small
5'2-5'6"
15 - 16"
Small
5'6-5'10"
17 - 18"
Medium
5'10-6'1"
19 - 20"
Large
6'1-6'4"
21 - 22"
X-Large
6'4-6'6"
22 - 24"
XX-Large
---
Road Bikes:
Adult height (Inch)
Frame Size (Inches)
Frame size
4'10-5'2"
47-48 cm
XX-Small
5'2-5'6"
49 - 50 cm
X-Small
5'3-5'6"
51 - 53 cm
Small
5'6-5'9"
54 - 55 cm
Medium
5'9-6'0"
56 - 58 cm
Large
6'0-6'3"
58 - 60 cm
X-Large
6'3-6'6"
61 - 63 cm
XX-Large
Choosing a selection results in a full page refresh.