Investment group Better Capital has completed the acquisition of specialist manufacturer CAV Aerospace for an undisclosed amount.The London-listed company said its BECAP12 Fund had committed an initial £40m to fund the transaction as well as to provide working capital and to invest in CAV's future growth.Better Capital said it had been monitoring the performances of CAV for "several years", adding it expected the company provide growth opportunities as the market into which it operates "continue to perform well"."Historically CAV has received a good level of investment; however, it will benefit significantly from strengthened operational support," Better Capital said in a statement on Friday.Better Capital shares were up 0.27% to 91.50p at 09:17 on Friday.