Up for sale is a genuine Ingersoll-Rand IR 131-3 cylinder that fits the IR 231C, IR 231H 1/2” dr. impact wrench. It could also fit other aluminum housing 1/2” Dr tools that call for this part number. These are new OEM parts removed from a new tool straight out of the factory box priced at a substantial savings to make the repair feasible! Warranty would only apply to proper install of parts! Usually ships in 24 hours!