Description
B-FT4-TK-V2 for 13x19mm (1/2"ID*6/8"OD)
B-FT3-TK-V2 for 10x16mm (3/8"ID*5/8"OD)
B-FT3-TN-V2 for 10x13mm (3/8"ID*1/2"OD)