They allow for a standard 10mm clockwise threaded mirror (1.25mm pitch) and a result, they're an inexpensive solution for you to fit mirrors if you're on a budget and want to keep your front end looking neat and simple.
eBay
Car Rear View Camera Bracket Mount Holder For Car DVR Rear View Mirror Dash Cam Mounts Holders Video Recorder
Aliexpress UK
Item Type: Motorcycle Handlebar Mirror Mount. Stable Structure Enhance Safety: The structure is sturdy and durable, made of high strength aluminium alloy material, wear and impact resistant, and it can stably fix your rearview mirror to enhance drive safety.
eBay
Car Rear View Camera Bracket Dash Mirror Mount Holder For Backup Reverse Cameras Part Cam Mounts Holders Video Recorder
Aliexpress UK
16x Silver 17-19" Motorbike Reflective Rim Tape Wheel Sticker Trim Motorcycle. 16x Green Motorbike Reflective Rim Tape Wheel Sticker Motorcycle Decal Universal. 17-19" Motorbike Reflective Rim Tape Wheel Sticker Set Motorcycle Blue Universal.
eBay
HGDO Mount Holder Extension Part for Car DVR Rear View Mirror Dash Cam Mounts Holders Video Recorder Metal Bracket
Aliexpress UK
High Quality Material: Motorcycle extension bracket is made of high quality CNC aluminium alloy, rustproof, high strength, sturdy and durable. Compact Design: Compact size, lightweight, more space saving to mount on your motorcycle rearview mirror.
eBay
HGDO Mount Holder for Car DVR Rear View Mirror Dash Cam Mounts Video Recorder Bracket For Tesla Model 3 Model Y Model S
Aliexpress UK
The riser with 10mm thread side connects to your motorcycle mirror. Simply unscrew your current 10mm mirrors and mount the mirrors to the riser's threaded hole. Tighten the risers and transom without overtightening.
eBay
Suction Cup Phone Mount Magnetic Phone Holder for Car 360°Adjustable Vacuum Suction Phone Mount for Gym/Mirror/Smooth Surface
Aliexpress UK
Rear view mirror extension pole, solid anti-shaking, easy to install. Product size: 8 5.1 2.3cm.
eBay
HGDO NO.1 Extended Number 1 Car DVR Holder Mounts Rearview Mirror DVR Holder Recorder Mount Universal Holders Bracket Dash Cam
Aliexpress UK
Black CNC Machined Billet Aluminium Mirror Risers / Extenders. Mirror risers / extenders will greatly improve your rear view vision by re-positioning your mirrors so you can see clearly past your shoulders.
eBay
Car Phone Holder for Magsafe, 360° Adjustable Car Phone Mount, Phone Holders for Your Car/Gym/Mirror Mount for iPhone & Android
Aliexpress UK
Turn Lights. Rear Tail Wing. Easy Installation: Plug and play. The mini oval mirror can be easily mounted directly on top or under the handlebars. 1 Pair of Oval Rear View Mirrors (Left & Right). Mirrors Size: Approx 11 cm x 3.6 cm.
eBay
Motorcycle Rearview Mirror Glass Cleaning Brush Oil Film Remover Glass Front Dashboard Side Window Rearview Mirror Clean Agent
Aliexpress UK