Please note: Sold in packs of 50

Measuring horizontal distances

Diodes show with a light signal if it is vertical

High resistance to rust and abrasion

For marking deep holes

ram 201u standardlangd 3 Please note: Sold in packsRAM standard length arm (C ball) The RAM 201U is a medium length arm that fits 1. 5" C size ball. A spring inside holds the arm open and allows you to insert the ball into the socket connection. This arm has a total length of 5. 69". The adjustment knob makes it easy to adjust your connected device. Technical specification Total length 5. 69" 14. 45cm Center center, arm's length 4. 66" 11. 84 cm Ball size C size (1. 5") (3. 81 cm) Weight capacity 1.