1 Made of excellent quality engineering plastic by injection molding, higher density and more firmly.
2. With UV resistant additive, air inlet has stronger anti-aging ability, longer service life, better sealing, flexible opening, with anti-bird nets.
3. Dimension: Front size 600*325*160mm back size 550*260*160mm
4. Double spring ensures excellent sealing.
5. Guide Wheel Base adopts stainless steel holder not rust;