Powder colorful casters for medical furniture Types: Aluminum alloy casters with brake Model JL-1 Common aluminum alloy casters Model JL-2 Aluminum alloy casters with central contral wheel Model JL-3 Φ 40 common casters Model JL-4 Φ 30 mm brake casters Model JL-5 Φ 30 common casters Model JL-6 Φ 50 common casters Model JL-7