CREATE TABLE table_3160 ("Saddle cloth" FLOAT, "Horse" TEXT, "Trainer" TEXT, "Jockey" TEXT, "Weight  ( kg ) " TEXT, "Barrier [b ]" FLOAT, "Placing" TEXT)

For which jockey was the weight in kg 53.5?
SELECT "Jockey" FROM table_3160 WHERE "Weight (kg)" = '53.5'
SELECT "Jockey" FROM "table_3160" WHERE "Weight (kg)" = '53.5'