USED, ENCO MODEL E3 TURRET. IT COMES WITH ONE HOLDER. THERE ARE MEASUREMENTS IN THE PICTURES. THE BLOCK LOCKS DOWN LIKE IT SHOULD. THERE ARE SCUFFS AND SCRATCHES FROM USE. LOOK AT THE PICTURES. CHECK OUT MY OTHER LISTINGS. NO WARRANTIES GIVEN OR IMPLIED. NO EXCEPTIONS; NO MATTER HOW CLOSE YOU THINK YOU LIVE TO MY LOCATION. International Buyers – Please Note. I do not mark merchandise values below value or mark items as “gifts” – US and International government regulations prohibit such behavior.