M4S30-PF
MODULAR SOLUTIONS ZINC PLATED FASTENER-M4 SQUARE NUT 30 W/POSITION FIX M4 WITH SPRING SQUARE NUTS M4 – 0.7 THREAD ZINC PLATED MATERIAL: STEEL TECHNICAL 16MM X 12MM X 4.5MM TACK WELDED LEAF SPRING INFO POSITION HOLDING NUT FOR THE 30 SERIES PROFILE CAN BE INSTALLED FROM THE TOP