REPLACES UNITOOTH CATERPILLAR 135-9390.   The L-3760-A-186 Bolt-on adapter is a two-piece replacement for Caterpillar Unitooth part number 135-9390. Fits Cat models 301.5, 301.6 and 303.5 Excavators. This assembly was first introduced by H&L in 2019.

Caterpillar style HL-135-9390 Unitooth is still available if requested.

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