The Light Source Mini Coupler
The Mini-Coupler is 1″ wide and fits from 1.65″ OD to 2″ OD Tube. The Mini-Coupler uses a 3/8″ × 3/4″ long Grade 5 bolt with a Belleville washer and a Nyloc nut. The Mini-Coupler has a safe working load of 330 Pounds.
3/8″ × 3/4″ long Grade 5 bolt with a Belleville washer and a Nyloc nut.
To avoid breakage, do not use excessive force when tightening screws or bolts. Do not use any broken, cracked or worn out items.
Mini Coupler Spec Sheet