Venom™ Shaft Poison's Venom™ Shaft features Double Density (DD) Technology™ that combines two different densities of wood within a single shaft for optimum stiffness and playability. Shaft Specs Ferrule: 0.6" Thermax™ Shaft Length: 29" Taper: Pro Tip: Phenolic or Sarin™ layered leather tip by Tiger Tip Diameter: 13mm Wood: Canadian Hard Rock Maple Poison Limited Lifetime Warranty Poison cues come backed by a limited lifetime warranty against manufacturing defects. This warranty does not cover damage due to normal wear and tear, modifications, warping or abuse.