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K421 ASSEMBLY AND FITTING 
INSTRUCTIONS   

 

Kit Contains 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1 x Instructions 
4 x Feet Assemblies 
4 x Coach Bolts 
4 x M6 x 12 mm Capscrews 
8 x M5 x 12 mm Capscrews

 

Remove parts from box & check 

Contact your Prorack dealer if any parts are missing or damaged 

Items you will require that are not included: 

 

1 x Tape measure 
1 x Step Ladder for higher vehicles 

 

Important Note:

 

Whispbar Through Bar pictured in these instructions, also applicable for Whispbar Flush Bar 

Whispbar Through Bar pictured in these instructions, also applicable for Whispbar Flush Bar 

Whispbar Through Bar pictured in these instructions, also applicable for Whispbar Flush Bar 

Whispbar Through Bar pictured in these instructions, also applicable for Whispbar Flush Bar 

 

When Fitted and loaded 

correctly 

75

75

75

75    

kg

kg

kg

kg    

 

 

Maximum 
Whispbar 
Load 
Rating 

1. Fitting Feet Assemblies to Legs 

 

Remove crossbar and this kit parts from the 
packaging. 

 

Follow step 1-3 of crossbar assembly instructions. 

 

Remove clamp block by pressing it backwards. 

 

Remove both pins from each leg. 

(use 

spanner/screwdriver located inside one of the left 
hand covers to assist)

 

Press Here 

Remove both pins 

1.1 

1.2 

4 x  Bumpon Tape 
4 x Red Plastic Knobs 

Summary of Contents for K421

Page 1: ... these instructions also applicable for Whispbar Flush Bar Whispbar Through Bar pictured in these instructions also applicable for Whispbar Flush Bar Whispbar Through Bar pictured in these instructions also applicable for Whispbar Flush Bar When Fitted and loaded correctly 75 75 75 75 kg kg kg kg Maximum Whispbar Load Rating 1 Fitting Feet Assemblies to Legs Remove crossbar and this kit parts from...

Page 2: ... from leg Detach Parts removed from each leg Turn the crossbar upside down and use the M6 x 12 mm capscrews to secure the feet assembly using the Hex Screwdriver supplied with the crossbar Repeat on all for legs Select four feet assemblies and match the left and right assemblies to the left and right roof rack legs Use the M5 x 12 mm self tapping screws to secure feet assemblies to leg 1 5 1 4 1 3...

Page 3: ...mp and the leg Tighten the red plastic knob Do Not Over Do Not Over Do Not Over Do Not Over Tighten Tighten Tighten Tighten Ensure the red plastic knob is in the position above and refit covers Repeat for all four legs 2 2 2 3 2 1 Locate two holes at each position along the roof rail Place crossbars approximately above these holes on roof rails 2 4 Pins engaged correctly Opening for clamp 2 Positi...

Page 4: ...ND FITTING INSTRUCTIONS Page 4 of 4 Warning Notes Use these instruction in conjunction with crossbar instructions WARNING Check the Tightness of Screws Regularly Check crossbars feel tight 2 5 Completed roof rack 2 6 ...

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