Custom animations preview:

This mod adds K31/43 as standalone sniper rifle. Unlock Level: 58
Weapon will appear as Winchester Model 70(Platypus 70) for other players.

BeardLib is required.

Extract archive content to "mod_overrides".
How to Install Super BLT and mod_overrides mods tutorial by Master Indigo

Optional mods to use with this custom weapon:
Iron Sights Pack - Adds various iron sights (Requires Custom attachments for custom weapons mod).
Custom attachments for custom weapons - Adds data of custom attachments to this weapon.
FedNet-style Icons for Custom Weapons - Replaces inventory icon with Fednet style icon.

Note:

WeaponLib is currently not compatible with this weapon as it breaks unique empty reload animation.
Temporary workaround that disable said animation can be downloaded here.