By releasing the screws 43, {HEAD ~ the soil leveling tool} 28 can be detached from the cross plate 20, so that {TAIL ~ the soil leveling tool} 28, which is subject to wear and tear, may be easily replaced 
By releasing the screws 43 , { HEAD ~ the soil leveling tool } 28 can be detached from the cross plate 20 , so that { TAIL ~ the soil leveling tool } 28 , which is subject to wear and tear , may be easily replaced
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH