Mæst-lón

According to the Old English Dictionary:

(?)

mæst-lón

pulleys at the top of the mast over which the ropes are drawn :-- Carceria, mæstlón, sunt in cacumine arboris trocliae, quasi flicteria, per quas funes trahuntur, Wrt. Voc. ii. 128, 59. mæst-lon