Two-wheeled handcart (6)
I believe the answer is:
barrow
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">two-wheeled handcart</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for barrow that I've seen before include "Small hand-propelled cart" , "such as street-trader might have?" , "Ancient burial mound" , "where items are sold" , "Handcart; burial mound" .)