Clone - slightly longer thread waist shaped rubber, including nuts- Mounting rubber (cotton reel) for Norton Commando. Used on engine head steady (x2); roadster muffler / silencer mounts (x4); fuel tank mounts (x2) Made in UK. Thread 5/16 x 24tpi SAE (UNF), OD 1-1/4 inches 30mm, Length of buffer 3/4 inches 20mm, length overall 2 inches 50mm Note: length of thread 3/4inch - original was 5/8 inch. Nuts includedOriginal part numbers:066282; 060622 - mounting rubber