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