Welded Ring - 4mm(5/32") Thickness - 38mm(1-1/2") IDRound Welded Stainless Steel Ring4mm(5/32") Thickness38mm(1-1/2") Inner Diameter Ronstan Welded Ring - 4mm (5/32") Thickness - 38mm (1-1/2") IDSKU: RF122$11.43PriceOut of Stock