3-1/2" plastic ball shells. (actual size is 2-1/4"). comes in 2 halfs. One half is just smooth round, the other half has a 1/8" fuse hole, perfect for our chinese fuse. Use Methylene chloride, xtlene or PVC cement to bond the 2 pieces together. All sets come with both halfs. If you buy 12 sets, you get 1 rounded half and 1 with 1/8" fuse hole.
Bulk discounts are as follows
Qty 6-10 = $4.05, 11-15 = $3.82, 16-999 = $3.60
Each quantity is 12