The RN45 is one of our older but rare models. RN stands for Reocurving Nightmare and 45 indicates the blade length, 4 1/2″. This is a full tang knife with an overall length of 9 1/4″. Handle is aerospace carbon fiber on double dark red/white G10 liners. Hardware are polished stainless corby bolts. Blade steel is our High Carbon Vanadium Damascus (HCVD) in Storms of Jupiter pattern. Comes with leather sheath, insured shipping, zip-up case, lifetime warranty.