This Boyds Hardwood Gunstock will fit short action (like .308) caliber Savage 110 1st Gen rifles that use a blind magazine. It will be compatible with your rifle.
No, you will need to use the Boyds Hardwood Gunstock for short action Savage Axis rifles, found by using the link below:
https://www.opticsplanet.com/boyds-hardwood-gunstocks-rifle-stock-at-one-savage-axis-detachable-box-mag-jktkt.html
There is not a Boyds Hardwood Gunstocks Rifle Stock At One Savage 110 1st Generation stock for long action models.
I recommend using the model at the link below for that rifle.
https://www.opticsplanet.com/boyds-hardwood-gunstocks-rifle-stock-at-one-savage-10-top-bolt-release-det-dqgvx.html?_iv_parent-gun-model=savage-model-10&_iv_action-length=short-action
Yes. This Boyds Hardwood Gunstock is offered in a left hand configuration. As well as multiple different style stock options. You can find them using the following link:
https://www.opticsplanet.com/s/110-1st-gen-left-hand?_iv_hand=left
This Boyds Hardwood Gunstocks Rifle Stock At One Savage 110 Stock incudes the Boyds 1/2" rubber recoil pas but you will need the take down screws, trigger guard and mag box & spring from your factory stock.
It will not you would have to order a Savage model 10 short action bottom bolt release detachable magazine stock.