DURABLE IN USE: The rail adopts durable metal slider, and a geared drive system which enhances accuracy; Positive locking knobs assure rock-steady focus
4-DIRECTION SLIDING: It can be adjusted in 4 directions with 2 rails: forward, backward, left and right (Front-Back Movement Distance: Max 2.56inches/6.5cm; Left-right Movement Distance: Max. 2....
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