OP/TECH USA Fashion Strap 2.0 (Black, 3/8" Width) Battery Chargers quick-mount system is designed to

quick-mount system is designed to avoid placing unwanted stress or pressure on your light

It may be connected to the light at the same time a 6817 Unplugged battery is also installed

while precisely controlled spherical aberration works with XA (extreme aspherical) elements to minimize onion-ring bokeh

Also includes a new upgraded lightweight rip-stop material shell for extra durability

designed for use with Tamron A022 150-600mm f/5-6

OP/TECH USA Fashion Strap 2.0 (Black, 3/8" Width) Battery Chargers quick-mount system is designed toThe black Fashion Strap 2. 0 from OP TECH USA can theoretically support up to 146 lb with its sturdy neoprene and nylon construction. However, it should realistically be used with cameras up to 7 lbs.