M3S-PF
MODULAR SOLUTIONS ZINC PLATED FASTENER-M3 SQUARE NUT W/POSITION FIX M3 WITH SPRING SQUARE NUTS M3 – 0.5 THREAD ZINC PLATED MATERIAL: STEEL TECHNICAL TACK WELDED LEAF SPRING INFO POSITION HOLDING NUT FOR THE 45 SERIES PROFILE CAN BE INSTALLED FROM THE TOP