Solid, Comes with its nuts/bolts. Nuts turn by hand. Some rust around bolt holes where engine mounts. Easily cleanable.

Length: 6 1/4 inches
Width: 2 3/4 inches
Part Number: 50351-413-010

Removed from a 1982 Honda CM 450 E

Should fit models: CB400T A (80) MOTORCYCLE, JPN, VIN# NC03-2000001 TO NC03-2011626
CB400T A (81) MOTORCYCLE, JPN, VIN# JH2NC030-BM100001
CB450SC A (82) MOTORCYCLE, JPN, VIN# JH2PC054-CM000015 TO JH2PC054-CM019266
CB450SC A (83) MOTORCYCLE, JPN, VIN# JH2PC054-DM100001 TO JH2PC054-DM102503
CB450SC A (85) MOTORCYCLE, JPN, VIN# JH2PC054-FM300005 TO JH2PC054-FM307113
CB450SC A (86) MOTORCYCLE, JPN, VIN# JH2PC054-GM400004
CB450SC AC (85) MOTORCYCLE, JPN, VIN# JH2PC055-FM300004 TO JH2PC055-FM301560
CB450SC AC (86) MOTORCYCLE, JPN, VIN# JH2PC055-GM400004
CB450T A (82) MOTORCYCLE, JPN, VIN# JH2PC050-CM000001
CM450A A (82) MOTORCYCLE, JPN, VIN# JH2PC052-CM000001 TO JH2PC052-CM004281
CM450A A (83) MOTORCYCLE, JPN, VIN# JH2PC052-DM100001 TO JH2PC052-DM102003
CM450C A (82) MOTORCYCLE, JPN, VIN# JH2PC051-CM000001 TO JH2PC051-CM011076
CM450E A (82) MOTORCYCLE, JPN, VIN# JH2PC053-CM000001 TO JH2PC053-CM012034
CM450E A (83) MOTORCYCLE, JPN, VIN# JH2PC053-DM100001 TO JH2PC053-DM103228