Steps 4 to 5
Step 4. To secure with nails or screws. the inner frame
Fix in place the inner frame members [e, f] and the leg braces [c2, d2].
Step 5. Add the platform boards
Turn the unit the right way up and add the platform boards [g].
Use 60mm (2″ or 2 1/2″) Covered with a protective coating of zinc. flathead nails and A short nail with a large flat head used for securing roofing felt, plasterboard, sheet metal to wood etc. the platform boards [g] to the side strengtheners [a2] and the inner frame members [e, f].