Sun Feeder Wheels:Featuring high elasticity, high wearing quality, Sun Feeder Wheels : Featuring high elasticity, high wearing quality, good resistance to ripping, no harm to carton and long service life. Specification:ø 130× 50 × 50 ø 130× 65× 50 ø 145× 65 ×40/ 50 ø 150× 65 × 50 ø 165×65 × 50 ø 170× 90 × 50 ø 180× 65× 50If special requirement ,please contact us directly