Rock Crushers for Sale. Showing all 28 results. 1″ x 2″ Mini Rock Crusher. US $ 2,250. Add to cart; Sale! Small Jaw Crusher 2 1/4″ x 3″ US $ 2,500 $ ... 3″ x 4″ Electric Small Rock Crusher. US $ 11,000 $ 9,950. 6″ x 10″ Portable Jaw Crusher. 5″ x 7″ Portable Rock Crusher – Gasoline Motor. US $ 30,000. 7.5″ x 7.5″ Jaw ...