BAR BELLS
A barbell is exercise equipment used in weight
training, weightlifting. It consists of steel bar with barbell
weights. The barbell weights are different in sizes and materials.
Steel bar is 5 to 7 feet long. The central portion is one inch
in diameter and it is fixed with a knurled crosshatch pattern
to help lifters get a good grip.
The weights are slide on to the outer portions
of the barbell to obtain the desired weights and it is secured
with collars to prevent them from sliding off during workouts.
The weights are fixed and adjustable. Fixed weights are great
for gyms and clubs because they cannot be adjusted.
Types of Barbells
Olympic plates
It have a central hole that is two inches (5.08
cm) wide. The outer portions of Olympic barbells are also two
inches wide.
Standard plates
It have a central hole that is one inch (2.54
cm) wide. Standard barbells are one inch wide all the way along.
