Sigma Handlebar/Stem Mount for DTS/STS wireless computers

Sigma Handlebar/ Stem Mount for DTS/ STS wireless computers using a CR2032 Compatible models include: BC1106 DTS, BC1606 DTS, BC1706 DTS, BC2006 DTS, BC1009 STS, BC1609 STS Assembled Product Dimensions (L x W x H): 4.25 x 3.00 x 1.00 Inches