The planar block of {TAIL ~ resilient material} may have {HEAD ~ an array} of apertures/surrounding and parallel to the bushing to increase the compressibility and shock absorbing qualities of the material 
The planar block of { TAIL ~ resilient material } may have { HEAD ~ an array } of apertures / surrounding and parallel to the bushing to increase the compressibility and shock absorbing qualities of the material
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH