You are using a browser that does not support javascript. Some aspects of this site may not work as intended.

You must be logged in to add an image.

You must be logged in to edit bikes.
New user? Login to create your free account.

We've got 11,000+ bikes in the comparison database. Find another?

Opus Horizon AL 105-GRX 2021

Prove Humanity: Please click here to start.

You should not have to do this more than once.
If you continue to see this message, please email hello@[the site's address] for support.

Geometry

To view geometry data you must use a web browser that supports JavaScript. See: browser-update.org

	XXS	XS	S	M	L	XL
Add to Compare
Reach	309	330	426	341	349	329
Stack	540	545	629	487	517	675
Top Tube (effective)	439	425	467	615	674	525
Seat Tube C-C	340	521	499	520	501	533
Head Angle	72	72	58	67	73	63
Seat Angle	61	85	60	82	59	67
Head Tube	106	116	175	166	194	233
Chainstay	448	372	387	487	388	500
Standover	710	884	737	657	868	807
BB Drop	94	79	61	83	77	81
Handlebar Width	414	391	437	481	424	534
Stem Length	67	87	87	98	99	130
Crank Length	158	146	165	192	160	209
Rider Height	179	156	142	165	177	162
Data Source	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer	Manufacturer

Standard measurements are in millimeters and degrees. The site attempts to recognize and convert other units back to standard - results may vary.

RideWrap Protect your bike!

If you like the site, can we ask a favor?

Click now, buy soon, and we'll get a few cents.

Jenson USA - Competitive Cyclist

Thank you! Bob & Dave

Also! Search by Stack and Reach

You can now search the database by numbers.

Find bikes that match your geometry criteria.