replacing la z boy plastic mechanism unique la z boy mechanism features repairs la z boy tension spring bolt part lazy boy la z power recliner drive metal toggle bracket fits la z boy la z boy drive toggle clevis install la z boy recliner 3 position clips clevis mount fit la z boy lazyboy power la z boy drive rod replacement part 3 la z boy recliner 3 position clips lazy boy la z power recliner drive metal clevis mount toggle fits la z boy