Yellow Jacket 46048 BRUTE II Test Charging Manifold 4 Valve with 72" PLUS II RYB and 3/8" x 45°, liquid gauges, psi. Yellow Jacket 46048 BRUTE II 4-Valve Test and Charging Manifold provides the flow that's proven faster than any conventional manifold. The aluminum alloy body is forged for strength and reliability with 3/8" bores through the body to speed the job. Made in the USA.