BG37 Grip (Built-in Battery)x1, Camera Riserx1, Multi-Camera Control Cable (Type-B)x1, USB-C Cablex1, Allen Wrenchx2, Lens Supportx1, Hook-and-Loop Strap for cablex1, Camera Screw 1/4″-20×3, Camera Mounting Platex1, Hook-and-Loop Strap for gimbalx1, Multi-Camera Control Cable (Type-C)x1, Gimbalx1, Storage Casex1, Focus Wheelx1, RSS IR Control Cablex1, Accessories Boxx1, 24W USB Power Adapter (Varies by region)x1, Extended Grip/Tripod (Metal)x1.
Just check coupons out (with price alert and history). Let’s see what best price is ATM.
Aliexpress
There’re some similar (or not) items on Aliexpress
You can use link bot to get even lower price:
Click here to search by yourself. Here are coupons that you can use.
Latest coupon and price update (UTC):
Banggood
Banggood warehouse is located in China.
Link: Banggood product page
1. ($778.29): BGRCParts8
2. ($778.29): BGGAL8
apply code in your basket (cart) after clicking “Proceed to checkout”. Click to copy code and open shop.
Additional Banggood coupons: first page and second page
Old coupons (from the oldest to the newest): BGRC902, bGhOnEy10, BGTT10, Parts8, BGFPV-10, BGCuponation10, BGDAVIS, BGOSW50
(sometimes old coupons work, so you can check them out (this site checks them on every price update))
Other warehouses/versions
This item is available in 1 another warehouse/version!
1. China – DJI Ronin-S Gimbal Essentials Kit ($-3)
Price history and price alert
Check out price history chart (for all/most countries) for DJI Ronin-S Gimbal Standard Kit. The lowest price was: $385.
Price records source(s): Banggood
Click on image to enlarge. 
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).