9 1/8 Frame w/ Grooved Bottom Bar ea. SOLD INDIVIDUALLY The strongest, best frames we've ever seen. They are cut automatically with high-speed carbide cutters and the end product has smoother cuts and more precise joints. The end bars are a full 3/8 thick and are pre-bored for support pins or wiring. The Grooved Bottom Bars are stronger and normally work better for extracting frames. HP300S 9 1/8 Frame w/ Grooved Bottom Bar ea............... $0.95 each