The rollers 27 are of {HEAD ~ conventional design} comprised of {TAIL ~ a ball} 63 mounted in a base 65 which includes a mounting flange 67 through which cap screws 61 are journeyed to be secured in the respective channel member 
comprised of
The rollers 27 are of { HEAD ~ conventional design } comprised of { TAIL ~ a ball } 63 mounted in a base 65 which includes a mounting flange 67 through which cap screws 61 are journeyed to be secured in the respective channel member
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL 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 OTH OTH OTH OTH OTH