A swiveling firewall carry through assembly allows easy installation of cables with oblique entry/exit angles. Assembly includes the eyeball swivel, cable pass through, and line clasper. The Eyeball swivels up to 50 degrees and is clamped in place to complete installation. It comes in 0.125, 0.188, 0.218, 0.240, 0.250, 0.260, 0.312, 0.375, 0.438, 0.500 and 0.562 inch sizes. The hole is easily enlarged for other sizes.

.125 - Oil pressure, primer