The Fenix model has a cuttlefish of 6.5 cm wide 68 cm long, and is available in sizes from 85 cm to 110 cm.
 
Tubes are filled with a material that does not absorb water and can be drilled, it also has a cavity in the tips to add weights and the muzzle of the barrel and the handle is 26 mm its wall It is 2.5 mm.