Below are the available bulk discount rates for each individual item when you purchase a certain amount
SmallRig Black Ratchet Wingnut with M5 thread (13mm) 1566. It is compatible with railblock 942. It is spring loaded and can be pulled out and turned to a more user friendly position after being tightened.
Note: This wing-nut can adjust angle, in this way to avoid the lever touching other object.
It comes with a M5(5mm) screw on the top and a wingnut at the bottom. The wingnut can be adjusted in different angles. Quite good!