58 Pa. Code § 29.6 – Weight classes of contestants.

(a) The weight classes for contestants competing in professional mixed martial arts contest or exhibitions are as follows:
Flyweight … up to 125 lbs.
Bantamweight …over 125 to 135 lbs.
Featherweight … over 135 to 145 lbs.
Lightweight … over 145 to 155 lbs.
Welterweight … over 155 to 170 lbs.
Middleweight … over 170 to 185 lbs.
Light Heavyweight … over 185 to 205 lbs.
Heavyweight … over 205 to 265 lbs.
Super Heavyweight … over 265 lbs.
(b) Sections 710 and 711 of the Athletic Code (relating to weights and classes; and limitation on difference in weights) are incorporated by reference.