Glass adaptor distancer D30mm with inner thread M8, t=20-50mm, stainless steel AISI304, surface finish satin.

D, mm	Spacer t, mm	Screw	Grade
30	20	M8	AISI304
30	30	M8	AISI304
30	40	M8	AISI304
30	50	M8	AISI304