Check the listing for details. Travel Flight Case Portable Loudspeaker Caster Castor Wheel with Right. Condition: New with tags. Listed at 16.83 USD. Travel Flight Case Portable Loudspeaker Caster Castor Wheel with Right Features: brand new and Replacement fixed caster wheel accessories for air hotel lobby luggage cart. You need to have strong ability in DIY. Easy installation and wear-resistant. Load-bearing, you can use them for long use. Saving of labour,portable to use. These powerful caster wheels can be used for a multitude of small or big projects. Specifications: Material: Metal Color: Black Size:app. Shown in the pictures Height 11.3cm(4.44in) Wheel diameter 5cm(1.96in) Quantity: 1pair(2pcs) Package Includes: 1pair(2pcs) x Casters Wheels note: : 1cm=10mm=0.39inch No retail package. Please allow 1-2cm error due to manual measurement. make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!