uxcell 8mm Threaded Stem 1.5 Inch Dia Wheel Chair Swivel Caster 2 Pcs Black<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Main Material: Plastic， Metal; Package Content: 2 x Threaded Stem Caster Wheel</li><li>Product Name: Threaded Stem Caster Wheel; Weight: 96g</li><li>Main Color: Black，Silver Tone; Overall Size: 65 x 50 x 40mm/2.6" x 2" x 1.5"(L*W*H)</li><li>Wheel Size: 4 x 1cm/1.5" x 0.4"(D*T); Threaded Stem Dia: 8mm/ M8</li><li>Threaded Stem Length: 15mm/0.6"; Type: 360 Degree Rotation，Dual Wheel</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41drDT36LFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41muuluIY0L.jpg" noproxy>