The bike trainer itself has no noise-producing parts so it's nearly silent if you roll the front roller of the trainer by hand. The humming sound generates from the vibration resonance and friction between tires and the trainer.
eBay
Bike Front Wheel Riser Block Bicycle Stabilize Stand Bike Trainer Stand Bicycle Stabilizing Leveling Block for Training Exercise
Aliexpress UK
Specifications: Bike Trainer Stand. 4 LEGS- Provides enhanced stability compared with tripod designs. COMPATIBILITY- BMX, Racing Bicycle, Mountain bike, Standard Bike & many more. Note: The noise is mainly related to the materials and tread of bike tires.
eBay
Bike Wheel Training Stand Cycling Front Wheel Riser Cycling Block for Indoor Training Bike Trainer Stand
Aliexpress UK
Improve your cycling skills with this indoor bicycle trainer exercise front wheel mount. The size of this front wheel mount is approx. 22.3cm x 11cm x 5.5cm. 1 x Front Wheel Mount. Available in a Black colour, it is perfect for beginners who want to work on their balance while cycling.
eBay
Indoor Bike Front Wheel Fixing Frame Front Wheel Riser Block Holder Bike Trainer Stand Pad Support Road Parts
Aliexpress UK
Wide base and low stance gaurantees unshakable balance. The resistance difference works best if utilized after 30 mins of exercise! Can be placed in any narrow place in your bedroom, storage room or balcony, also fits perfectly in the trunk of the car.
eBay
Cycling Front Wheel Riser Cycling Block for Indoor Training Bike Trainer Stand Indoor Trainers Front Wheel Riser
Aliexpress UK
As per picture
eBay
MUQZI Trainer Thru Axle M12 x 1.5/1.75 Thread Indoor Bike Trainer Stand Thru Axle Adapter Fork Shaft Skewers
Aliexpress UK
UNISKY Bike Turbo Trainer Indoor Riding Stand for 26-28 Inch Magnetic Bicycle Brand new, box slightly damaged from postage and or storage
eBay
Cycling Front Wheel Riser Cycling Block for Indoor Training Bike Trainer Stand Indoor Trainers Front Wheel Riser
Aliexpress UK
Sportneer Turbo Trainer, Bike Trainer with 6 Resistance Settings for Indoor Bike Trainer Stand Steel Bicycle Exercise Magnetic Stand with Noise Reduction Wheel for Indoor Trainer Brand new opened unused
eBay
ThinkRider Bike Trainer mobile phone ipad stand Phone Mount Stand Bike Mobile Phone Holder 360 Rotatable Adjustable
Aliexpress UK
We believe in honesty and accuracy. Every product is carefully described and photographed to give you a clear understanding of its condition. Any flaws or variations will always be disclosed upfront.
eBay
ThinkRider Bike Trainer mobile phone ipad stand Phone Mount Stand Bike Mobile Phone Holder 360 Rotatable Adjustable
Aliexpress UK