3M 17319, Versaflo Replacement Head Suspension M-350, for use with M-300 and M-400 Hardhats, 7000127679, 1 EA/Case 
Insize IST-TS500, TORQUE WRENCH TEST STAND, 6928640349775
$3,768.33
Work with digital torque tester (IST-TT5, IST-TT50, IST-TT220, IST-TT550).
Arm length(L1): 5.91~21.65″, adjustable
Maximum travel(L2): 7.87″
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