Umarex Gold Flash Signal Stars

The Umarex Gold Flash signal stars create a golden light trail when ascending. Caliber: 15 mm The signal effects may be fired with a muzzle attachment (additional barrel) in caliber 15 mm. In calibers 9 mm PA blank and 9 mm R, the PTB test number on the muzzle attachment (additional barrel) must match the PTB test number on the blank firing or signal weapon! They may only be fired from approved blank firing or signal weapons with PTB mark using blank cartridges in calibers 6mm Flobert, 8mm blank, or .315 blank and a muzzle attachment in caliber 15 mm.