This GMS Industries Col1010B 1/8 blocking ring is a great addition to your toolkit. It is made from durable steel and is designed to help you block off small holes and gaps. This ring is also perfect...
This GMS Industries Col1210B GMS 3/8 Blocking Ring 10B is a ring designed to be used with GMS Industries Col1210B GMS 3/8 Block Sleeves. It is made of a durable, heat-treated alloy and is designed to...
This is a 1/2 blocking ring for use with GMS Industries' SAT Durable line of drums. This ring is made of durable metal and is designed to help protect your drums from damage.