They are removed and replaced when wear affects visibility

RAC X LTX 517 & 655 SwitchTips

a 4½" x 6½" head

Type Pneumatic Diaphragm Pump Air Exhaust Port Size (in) 1 Air Exhaust Port Thread Gender Female Air Exhaust Port Thread Type NPT Air Inlet Size (in) 3/4 Air Inlet Thread Gender Female Air Inlet Thread Type NPT Application Industrial Ball Material PTFE Center Section Material Polypropylene Compatible Material Antifreeze

The filters are also fire resistant on this grinding station making it very safe as well

Graco 17V319 KIT ASSEMBLED PISTON XL3400 12-speed They are removed and replacedSpecifications UPC Product: 00755652707141 Family Code: FAMPCS Unit of Measure: EA Height: 14 IN 35. 56 CM Length: 8 IN 20. 32 CM Width: 8 IN 20. 32 CM Volume: . 519 FT3 . 015 M3 Shipping Weight: 10. 4 LBS 4. 72 KG