# Appendix: Top-Break Common - BOM

## Inch BOM
| Component                | Purpose                | Part                              | Quantity |
|--------------------------|------------------------|-----------------------------------|----------|
| Forend                   | Reinforcement Screws   | #10x3" Bugle Head Deck Screws     | 2        |
| Forend                   | Trunnion Bolts         | #8-32x1/2" Socket Cap Screw       | 3        |
| Forend                   | Extractor Bit          | #2 flat 1/4" Hex Bit              | 1        |
| Forend                   | Extractor Retainer     | 1/4"x3/4" Dowel Pin               | 1        |
| Forend                   | Extractor Spring       | 12lb 5/6" OD 2.75" Long           | 1        |
| Forend                   | Latch Bars             | 1/4"x3" Square Rod                | 2        |
| Forend                   | Latch Screws           | #8-32x1" Flat Head Screw          | 2        |
| Forend                   | Latch Springs          | 0.22" OD x 0.02" Wire x 1.6" Long | 2        |
| Forend/Handguard         | Handguard Bolts        | #8-32x12" Threaded Rod            | 2        |
| Forend/Handguard         | Handguard Bolt Nuts    | #8-32 Heatset Insert              | 2        |
| Forend/Handguard         | Handguard Bolt Caps    | #8-32 Acorn Nut                   | 2        |
| Forend/Handguard         | Handguard Bolt Washers | #8-32 Washer                      | 2        |
| Forend/Handguard         | Cluster Bolts          | #8-32x1/2" Flat Head Screw        | 2        |
| Forend/Handguard         | Vertical Foregrip Bolt | 1/4"-20x3.5" Flat Head Screw      | 1        |
| Forend/Handguard         | Vertical Foregrip Nut  | 1/4"-20 Heatset Insert            | 1        |
| Forend/Handguard         | Vertical Foregrip Pin  | 2.5x18mm Dowel Pin                | 1        |
| Forend/Handguard         | Sightpost Bead Screw   | #8-32x1-1/2" Socket Cap Screw     | 1        |
| Forend/Handguard         | Sightpost Nut          | #8-32 Heatset Insert              | 1        |
<br/>

### Metric BOM
TODO
