Line-throwing Apparatus: Throwing range:more than 230m Validity :rocker 3 years,pistol 9years Approval :CCS,EC Line-throwing Apparatus:Consists of :1 storage case , 1 rocket launcher , 4 rockets , 4 lines .Throwing range:≥230mValidity :rocker 3 years,pistol 9yearsApproval :CCS,EC