SiSinkal Replacement Nylon Caster Wheels, 50mm x 18mm x 8mm for Treadmill and Exercise Bike, 4 Pack Quiet Floor Protecting Rollers Compatible with Home Gym Fitness Equipment

• [ NYLON WHEELS] Constructed from robust nylon, these caster wheels provide quiet rolling action that protects your flooring while a peaceful workout environment on treadmills or exercise bikes.
• [WIDE COMPATIBILITY] Designed for use with most exercise bikes and treadmills featuring 50 mm casters and 8 mm axles; please measure existing components to confirm fit before buying.
• [ AND MAINTAIN] Installation is as simple as sliding onto the axle. The wear-resistant design minimizes maintenance needs while offering durability over time.
• [CHECK YOUR MEASUREMENTS] you refer to your specific size requirements instead of sizing charts when selecting these wheels.

Features: *Durability nylon material for smooth, low-noise rolling, protecting floors and making treadmill/exercise bikes quieter and scratch-free. *Dimensions: Outer diameter 50 mm (1.97"); Thickness 18 mm (7.09"); Inner diameter 8 mm (0.31") *Compatible with most treadmills and exercise bikes using 50 mm casters and 8 mm axles; please measure the diameter of the old wheel and axle before purchasing. *Easy installation: Slide onto the axle and secure. Nylon is wear-resistant and moisture-resistant, offering low maintenance and a long service . *Useful for: Home gyms, commercial studios, and office Fitness areas,making sure safer and more efficient cleaning and layout adjustments. Specifications: *Product Name: Fitness Equipment Caster Wheels for Treadmill Exercise Bike *Material: Nylon *Size: approx. Outer diameter 50 mm (1.97"); Thickness 18 mm (7.09"); Inner diameter 8 mm (0.31") *Color: Black *Weight: approx. 90g Package Content: 4 x Caster Wheels