Specification:

Material: Arm: 304 heavy duty stainless steel, Clamp: Premium plastics.
Arm Adjustable: Up to 90cm
Clamp opens: Up to 2.3 inch, compatible with virtually all tables.
Feature: Install simple, portability to carry and setup.
Perfect for small medium dogs, wouldn't recommend for large dogs which up to 30 lbs.
Please allow 0.2''-0.5'' error due to manual measurement.

For the size

2.5cm, 5cm that is mean its for the table's thickness.

Features:

��【High Quality Material】This dog grooming arm is made of heavy duty thick iron with rustproof coating, which can effectively prevent the product from corrosion and make the grooming arm as strong as new after long term use.
��【Ajustable Height 39.4''】The height of this pet grooming arm is up to 39.4''. Height can be easily adjustable by the clamp to meet your need.
��【Suitable for tables up to 2" thickness 】The clamp has a about 2" range(fits a table with thickness of less than 2 inch ).
��【Easy To Install & Remove】You can install and remove our dog grooming arm without any tools. It is perfect for pet shop and household use.
��【No-Sit Haunch Holder】No Sit Haunch Holder and dog restraint rope can safely and securely hold head and haunches on grooming tables or in tub during grooming, bathing, hair blowing and dog care and is an ideal solution for keeping dogs standing in comfort and helps control overly excitable pets from excessive moving.

Packing List:

1*L-shaped Boom
1*Retaining Clip
2*Sling