This professional capper is ideal for quickly and effortlessly sealing your crown cap home brew bottles can be fixed in place on a work top or stand alone it seals crown caps up to 26mm onto beer bottles r r a high quality beer bottle capper with sturdy construction it has an adjustable lever height to suit a wide range of beer bottle styles r easy to use simply adjust the lever to suit style of bottle insert the crown cap on to the magnet inside the crimping cup place bottle on to centr