Looking for the Screw to go with this? Part No. HW5197, You'll find it here
HW5494 Nut 1/4-20 7/16 7/32T Square – Sparks Lighting Supermarket
7060A4008-01 Source Four Knob – Sparks Lighting Supermarket
HW307 Screw, Phillips, 8-32 x 3/8, PHMS – Sparks Lighting Supermarket
7060A3045 IRIS SLOT COVER, BLACK – Sparks Lighting Supermarket
HW5197 Screw, PH, 1/4-20 x 5/8”, black zinc – Sparks Lighting Supermarket
7060A3058 Yoke – Sparks Lighting Supermarket
SPARE PARTS - SOURCE FOUR LAMP BURNER ASSEMBLY – Sparks Lighting Supermarket
HW8201 Lens knob - Source 4 Jnr – Sparks Lighting Supermarket
Collections – Sparks Lighting Supermarket
7060A3100 Clip, gel retainer for Source 4 Par, with 90° bend – Sparks Lighting Supermarket
7060A2019-K Reflector housing rivet assembly, double clutch, Black – Sparks Lighting Supermarket
HW372 SCREW, 8-32x1/4” ( FOR IRIS COVER ) – Sparks Lighting Supermarket
7060A3100 Clip, gel retainer for Source 4 Par, with 90° bend – Sparks Lighting Supermarket