Replacement shockline for Magnum 450 and XHD models. Measures 17’5″. JBL recommends trimming line down to two (or three for some models) speargun wraps, terminating the ends with heat, and connecting to the muzzle and slide ring with standard bowline knots.

Additional information

Weight .3 lbs
Dimensions 6 × 1 × 1 in


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