you could weld or braze that back on but it would probably be bent anyhow and you would loose the chrome, etc etc
the cheapest and easiest way to get it back on the road would be to use one of these
https://www.ebay.co.uk/p/699794055?iid=141021947534&chn=ps&norover=1&mkevt=1&mkrid=710-134428-41853-0&mkcid=2&itemid=141021947534&targetid=908661474856&device=c&mktype=pla&googleloc=1006666&poi=&campaignid=10195651586&mkgroupid=107296210212&rlsatarget=pla-908661474856&abcId=1145987&merchantid=101769947&gclid=EAIaIQobChMIv_2zotzI6gIVwbvVCh2ezw9IEAQYASABEgLbW_D_BwE
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you could weld or braze that back on but it would probably be bent anyhow and you would loose the chrome, etc etc
the cheapest and easiest way to get it back on the road would be to use one of these
https://www.ebay.co.uk/p/699794055?iid=141021947534&chn=ps&norover=1&mkevt=1&mkrid=710-134428-41853-0&mkcid=2&itemid=141021947534&targetid=908661474856&device=c&mktype=pla&googleloc=1006666&poi=&campaignid=10195651586&mkgroupid=107296210212&rlsatarget=pla-908661474856&abcId=1145987&merchantid=101769947&gclid=EAIaIQobChMIv_2zotzI6gIVwbvVCh2ezw9IEAQYASABEgLbW_D_BwE