Product Description: HFF01XX Locking Pin with Reinforced Tightening Function

The HFF01XX is a threaded locking pin with an integrated tightening mechanism, designed specifically for strength training machines manufactured from 2024 onwards. Featuring a 20 mm thread, this advanced pin ensures secure fixation of adjustable components, offering greater stability and safety than standard locking pins.

Its additional tightening feature allows for firm, play-free locking—ideal for high-stress areas such as seat adjustments, movement arms, or position stops on professional gym equipment.

Compatibility Notice: This pin is not compatible with equipment manufactured before 2024.