Viper Diamond Darts – Steel Tip – 95% – Knurled – S1 – Tri-Grip – 26g. These new Viper Diamond darts feature a unique diamond cut section in the barrel the barrel, with some knurled sections in between. The barrel is complete with some black rings to create the stunning look. Includes Viper shafts and flights.Viper Diamond Darts – Steel Tip – 95% – Knurled – S1 – Tri-Grip – 22g. These new Viper Diamond darts feature a unique diamond cut section in the barrel the barrel, with some knurled sections in between. The barrel is complete with some black rings to create the stunning look. Includes Viper shafts and flights.Viper Diamond Darts – Steel Tip – 95% – Knurled – S1 – Tri-Grip – 24g. These new Viper Diamond darts feature a unique diamond cut section in the barrel the barrel, with some knurled sections in between. The barrel is complete with some black rings to create the stunning look. Includes Viper shafts and flights.