I made some bumpstop brackets for mine - i don;t think the AVO shocks have them built in (SSL recommend another type of shock which has a built in bumpstop, negating the need for additional stops, like I've made or the ones Rog sells)
"Y mae dafad ddu ym mhob praidd" 1972 4/4, 1981 MGBGT, 1984 FLHT1340, 1980 XLH1000, 1990 ZX10