JCB Q-Fit Brackets Standard Forklift Brackets (Pair). Proforge JCB Q-Fit Brackets, Weld On (Pair). A leading popular bracket for the Wide Q-fit Carraige with a 35mm Bottom Pin. 30mm thick profiled top hook, and drilled and countersunk bottom eye. To suit JCB models 520-4 (old model), 525, 526, 527, 528, 530, 531, 532, 535, 536, …