Brass hydraulic union for master cylinder, Trigg, Trojan and ALKO calipers HU4

Part #: HU4
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Product Information

HU4 Brass hydraulic union suit trailer override master cylinder and suit Trigg, Trojan, Meher and ALKO calipers. This Hydraulic union is required on these brands of calipers in order for the brake line to seat/seal correctly. Failure to use this union may result in a leak. 

Both male & female fitting = 3/8 UNF 24tpi 

Always use with CW1 copper washer.

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