Representative sectional model of Short D simple slide valve. Arranged with 7 others
Representative sectional model of Short D simple slide valve. Arranged with 7 others, in 2 rows of 4 each on a special fitting for driving by a winch handle
Representative sectional model of Short D simple slide valve. Arranged with 7 others, in 2 rows of 4 each on a special fitting for driving by a winch handle