10" 5 Stud Trailer Caravan Hydraulic Disc Brake Kit + Full Coupling & Hydraulic Line kit W162 which is what you need

which is what you need for harsh conditions

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10" 5 Stud Trailer Caravan Hydraulic Disc Brake Kit + Full Coupling & Hydraulic Line kit W162 which is what you needTRAILER CARAVAN HYDRAULIC DISC BRAKE KIT COMPLETE WITH COUPLING AND HYDRAULIC FITTING KIT STUD PATTERNS AVAILABLE FORD (5 114. 3 PCD, 1 2" STUDS AND NUTS) COMMODORE (5 120 PCD, 7 16" STUDS AND NUTS) HQ (5 120. 65 PCD, 7 16" STUDS AND NUTS) HT (5 108 PCD, 7 16" STUDS AND NUTS) 6 STUD L C (6 139. 7 PCD, 1 2" STUDS AND NUTS) + $80 12" DISCS 5 STUD L C (5 150 PCD, 9 16" STUDS AND NUTS) +$80 12" DISCS FULL KIT INCLUDES 2X GALVANISED HYDRAULIC DISC BRAKE