Reference: SMUTS8017MEDSH1MINISF1H
Brand: SpearMaster
Spearmaster 8mm 5/16" UNF Thread Shaft 2 Shark Fins and Rest Tab
South African Spearmaster 8mm shafts high hardness 2050MPa (52 Rockwell), low vibration and 5/16" UNF thread. Have two rounded shark fin pins for dyneema wishbones and one shark fin for loading assistence.