I put 11 Speed Deore on a Retro Mountain Bike.
22:52
7 Speed To 10 Speed Retro MTB Conversion - Slick Bicycle Commuter Restoration
11:32
Both of these old bikes have 10 speed cassettes now.
18:04
Upgrading a vintage mountain bike from 3x7 to 1x10 using the same wheels. Starring a 90's Rockhopper
9:54
Spindatt's Guide to Cool Cheap Bike Builds
15:14
How to convert a 7 speed hub cassette to 8, 9 or 10 speed
12:54
1x Drivetrain Conversion on a Vintage Kona Lava Dome
14:01
Upgrade From A 3X To A 1X Drivetrain
19:33