Small grey 'O' ring seal hatch cover Ø 110mm grey
Allen
Article number :  A337
Cut out size 110mm
Opening size 100mm
Weight 62g
Fixing Hole size 3mm
We have three different designs, A.137 and A.237 are non 'O' ring original design with exposed fixings, the A.337, A.537 and A.637 require a rubber 'O' ring and the more rigid A1737, A1837 and A1937 feature a fully threaded cover with integral seal.