Equipment

Weapons
Simple Weapons

Sap 1d3 bludgeoning, finesse, light, 1lb., 1sp

Staff sling 1d8 bludgeoning 2lb., two handed ranged ammunition, loading (80/320),  1gp

Martial weapons

Fullblade 2d4 slashing two handed finesse (heavy?), 5lb., 75gp

Heavy flail 1d12 bludgeoning, heavy, two handed, 5lb.,

Armour
Halfrung Coat (Heavy)

''Designed for knights of the House of Storomir, this armour features horizontal strips of iron rings about torso, draped over by a cloak of rigid leather plates. It is not as tough as true chainmail but a thicker protection than ringmail.''

AC 15, requires Str 13, 45lb. Disadvantage on stealth, 50gp.

Dragonhide Splint (Heavy)

AC17, requires Str 15, 60lb. no disadvantage on stealth, 650gp

Buckler +1AC requires one hand

May be used as (martial) weapon:

1d3, bludgeoning, light, 2lb., 5gp

You can two weapon fight with a buckler (bonus action, no ability modifier on damage)

Requires proficient in martial weapons to get proficiency bonus to hit, but can be used without bonus untrained.

The Shield Master feat applies to Bucklers too.