Comparison : Item # 30,885, Stainless Steel 304 Half Round 0.5x12"
Item # 30,886, Stainless Steel 304 Half Round 0.5x24"
Item # 30,887, Stainless Steel 304 Half Round 0.5x36"
Item # 30,888, Stainless Steel 304 Half Round 0.5x48"
Item # 30,889, Stainless Steel 304 Half Round 0.5x72"