End-carriages should be viewed holistically: As a key subassembly in any and all overhead cranes, customers should question the wisdom of attempting their own end-carriage assembly using individually sourced wheel-blocks, because wheel alignment is critical, and this is a specialised process. The advice comes from Condra, a company well known for delivering durable, robust sub-assemblies to rival crane manufacturers. "Putting it simply, they come to us because we last longer," says a company spokesman.
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