Update README.md with BOM

README.md

@@ -21,3 +21,28 @@ When it comes to building robots a Capstan Drive can be quite beneficial. This t
 ![Test Stand5](https://github.com/aaedmusa/Capstan-Drive/assets/84678990/755a0795-405a-420f-a3f5-377bb0f73ea9)
 
 
+## Bill of Materials
+
+| Component  | Price| Units Sold | Units Needed | Cost of Needed Units |
+| ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------- | ---------- | ------------ | -------------------- |
+| [ODrive S1 (w/Screw Terminals)](https://odriverobotics.com/shop/odrive-s1)| $149.00 | 1 | 1| $149.00  |
+| [⌀8 x 2.5mm Encoder Magnet](https://www.andymark.com/products/redline-encoder-magnet?via=Z2lkOi8vYW5keW1hcmsvV29ya2FyZWE6OkNhdGFsb2c6OkNhdGVnb3J5LzViYjYxOTJmYmM2ZjZkNmRlMWU2YTA3Nw)  | $1.75| 1 | 1| $1.75 |
+| [Eaglepower 8308 Brushless Motor 90KV](https://www.aliexpress.us/item/2255800377511662.html?spm=a2g0o.order_detail.order_detail_item.4.6d9cf19cZiaruc&)| $61.00  | 1 | 1| $61.00|
+| [Dyneema DM20 2mm Rope](https://www.amazon.com/dp/B079C73DQX?psc=1&ref=ppx_yo2ov_dt_b_product_details) | $26.49  | 100 ft  | 1 ft| $0.26 |
+| [40x50x6mm Bearings](https://www.amazon.com/dp/B085NDM5WV?psc=1&ref=ppx_yo2ov_dt_b_product_details) | $8.59| 1 | 2| $17.18|
+| [3x10x4mm Bearings](https://www.amazon.com/uxcell-Groove-Bearing-Double-Bearings/dp/B07FW389P1/ref=sr_1_1_sspa?crid=2KAW3Q0XGYJEG&dib=eyJ2IjoiMSJ9.)| $13.79  | 20| 4| $2.76 |
+| [15x28x7mm Bearing](https://www.amazon.com/dp/B07FWC3SJD?psc=1&ref=ppx_yo2ov_dt_b_product_details)  | $9.89| 8 | 1| $1.24 |
+| [M3 x 6mm Inserts](https://www.amazon.com/gp/product/B07LBQRYR3/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1)| $8.59| 50| 7| $1.20 |
+| [M3 x 5mm Hex Standoffs](https://www.amazon.com/DTGN-M3x5mm-DXL-Standoff-Electronic/dp/B0BC8X9CPK/ref=sr_1_5?crid=252PJVIKJNEOB&keywords=m3x5mm+standoff&qid=1705296373&sprefix=m3x5mm+standof%2Caps%2C207&sr=8-5) | $7.99| 25| 4| $1.28 |
+| [M3 x 10mm Hex Standoffs](https://www.amazon.com/Straight-Pillar-Female-Threaded-Standoff/dp/B09B1RBLT4/ref=sr_1_2?dib=eyJ2IjoiMSJ9.) | $14.93  | 100  | 2| $0.30 |
+| [M3 Locknuts](https://www.amazon.com/100Pcs-Stainless-Self-Lock-Inserted-Clinching/dp/B075ZZW7VL/ref=sr_1_3_pp?crid=2FMDVMNVW3UTJ&keywords=m3+locknuts&qid=1705296942&sprefix=m3+locknuts%2Caps%2C129&sr=8-3)| $6.99| 100  | 2| $0.14 |
+| [M3 x 6mm Screws](https://www.amazon.com/Fullerkreg-Socket-Stainless-Machine-Quantity/dp/B07CJ7PDYT/ref=sr_1_8?crid=1GCSSRXE2K3GU&keywords=m3%2Bx%2B10mm%2Bscrew&qid=1687316761&sprefix=m3%2Bx%2B10mm%2Bscrew%2Caps%2C125&) | $7.89| 100  | 1| $0.08 |
+| [M3 x 10mm Countersunk Screws](https://www.amazon.com/dp/B07DWVDDWC?psc=1&ref=ppx_yo2ov_dt_b_product_details)| $6.20| 100  | 4| $0.25 |
+| [M3 x 10mm Screws](https://www.amazon.com/Fullerkreg-Socket-Stainless-Machine-Quantity/dp/B07CK3RSN3/ref=sr_1_8?crid=1GCSSRXE2K3GU&keywords=m3%2Bx%2B10mm%2Bscrew&qid=1687316761&sprefix=m3%2Bx%2B10mm%2Bscrew%2Caps%2C125&)| $7.69| 100  | 7| $0.54 |
+| [M3 x 45mm Screws](https://www.amazon.com/dp/B089KRYJ9Q?psc=1&ref=ppx_yo2ov_dt_b_product_details)| $8.42| 50| 4| $0.67 |
+| [M3 x 55mm Screws](https://www.amazon.com/dp/B0BGM9N73R?ref=ppx_yo2ov_dt_b_product_details&th=1) | $9.36| 50| 2| $0.37 |
+| [M4 Locknuts](https://www.amazon.com/gp/product/B08LMNFS5P/ref=ewc_pr_img_1?smid=A7L3QGQ9OUIWY&psc=1)  | $5.59| 50| 6| $0.67 |
+| [M4 x 14mm Screws](https://www.amazon.com/M4x12mm-M4-0-7x12mm-Stainless-Machine-Quantity/dp/B0CLGWZSLT/ref=sr_1_3?crid=1263J0I5L3SX5&keywords=m4x12mm%2Bbutton%2Bhead%2Bscrews&qid=1705890223&sprefix=m4x12mm%2Bbutt%2Caps%2C201&) | $8.89| 75| 4| $0.47 |
+| [M4 x 25mm Screws](https://www.amazon.com/M4-0-70-Button-Stainless-Fullerkreg-Plastic/dp/B07H17FB12/ref=sr_1_1_sspa?crid=WVX0K3Q7986&dib=eyJ2IjoiMSJ9) | $8.89| 50| 2| $0.36 |
+| [M4 x 30mm Screws](https://www.amazon.com/M4-0-70-Button-Stainless-Fullerkreg-Plastic/dp/B07H146QMW/ref=sr_1_1_sspa?crid=WVX0K3Q7986&dib=eyJ2IjoiMSJ9) | $8.89| 25| 2| $0.71 |
+| [M4 x 70mm Screws](https://www.amazon.com/iExcell-Stainless-Socket-Screws-Wrench/dp/B089NC5SCF/ref=sr_1_3?crid=22KMLEZ237L2O&dib=eyJ2IjoiMSJ9)| $8.36| 25| 4| $1.34 |