TOOGOO(R) 1.5" White Wheel Silver Tone Metal Top Plate Fixed Swivel Caster Set 4 Pcs Product Name: Caster Wheel Material: Plastic, Metal Color: White, Silver Tone Top Plate Size: Swivel Caster: 4.5 x 3.8 x 0.1cm / 1.8" x 1.5" x 0.04" (L*W*T) Fixed Caster: 4.6 x 2.5 x 0.1cm / 1.8" x 1" x 0.04" (L*W*T) Total Height: Swivel Caster: 5.5cm / 2.2"; Fixed Caster: 5cm / 2" Weight: 241.7g; Package Content: 2 x Swivel Caster; 2 x Fixed Caster