Locks 200 tiles around itself. Only allows either building or breaking of blocks inside - wrench it to decide which!
Builder's Lock price in Growtopia: sells for about 90 WL, buyers pay about 45 WL (median of 103 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: YP7S, PUITY, FORLU, NVA, EVS7