Yoke 30 Nut Cap Motorbike Mount & Strong Grip Holder for iPhone 12 Mini 

Cradle Clamping Dimensions:
Cradle will hold phones up to 3.9 inches wide
Lipped grip means phone will stay secure in the holder. The redesigned cradle offers even greater support for larger phones in bumpy conditions.

Mount;

Yoke Nut Base Fits:
Size 24mm
Thread Pitch 1.50mm
Socket Size 32mm
Colour Black
Height 50mm

Fitting - tighten to manufactures torque setting
Example of possible suitable bikes:
Motorcycle Honda XR400R 02+
Motorcycle Kawasaki KLV1000 04
Motorcycle Suzuki DL1000 V-Strom 02-04
Motorcycle Suzuki DRZ400SM 05+
Motorcycle Suzuki GSF650 Bandit 05-06
Motorcycle Suzuki GSR600 06+
Motorcycle Suzuki GSX1300BK B-King 07+
Motorcycle Suzuki GSX600 FW-FK1 JS1AJ Katana 98-02
Motorcycle Suzuki GSXR1000 K1/K2 01-02
Motorcycle Suzuki GSXR1300 Hayabusa 03-07
Motorcycle Suzuki GSXR1300 Hayabusa 99-02
Motorcycle Suzuki GSXR600 K1-K3 01-03
Motorcycle Suzuki GSXR600 K4-K5 04-05
Motorcycle Suzuki GSXR600 WV-Y 97-01
Motorcycle Suzuki GSXR750 K4-K5 04-05
Motorcycle Suzuki GSXR750 WT-WX SRAD 96-99
Motorcycle Suzuki GSXR750 Y-K3 00-03
Motorcycle Suzuki SV1000S 05-07
Motorcycle Suzuki SV650 04-07
Motorcycle Suzuki SV650S Sport 08+
Motorcycle Suzuki TL1000R 98-03
Motorcycle Suzuki TL1000S 97-03

Note: This is not a fully conclusive list - fitting from bike model/year may vary.