长115mm                              25.4mm/30mm管径                 宽窄互换 11mm/21mm                              单件重量 ：144g   

Specification:  

.Precision machined from aircraft-grade aluminum alloy.

.Friendly hex screws with retention features and full length locking plate to guarantee easy installationand secure fit.

.Bidirectional design to offer needed offset in diverse applications.

.Fit on 11mm/21mm rail.

-tube：30/25.4mm

.with bubble level .

.Weight:144g