Sealey Auxiliary Belt Tensioner Spanner Set for BMW Mini N12/N14/N16/N18 - Chain Drive Features: 2-Piece spanner set covering both sizes of belt tensioner fitted to a wide range of BMW Mini engines. Slimline design for access where space is limited. Sturdy handle also has a 1/2"Sq drive if required. Technical Details: • 2-Piece spanner set covering both sizes of belt tensioner fitted to a wide range of BMW Mini engines. • Slimline design for access where space is limited. • Sturdy handle also has a 1/2"Sq drive if required. • Model No. VSE6211 • Model No. VSE6211 Additional Information: • 2-Piece spanner set covering both sizes of belt tensioner fitted to a wide range of BMW Mini engines. • Slimline design for access where space is limited. • Sturdy handle also has a 1/2"Sq drive if required.