Compared on builder picks, today's prices and specs.
Our pick: the builders' favorite

Builders pick it 5 to 1 over the MOE K2+ Grip Polymer.
$14.97at KY Gun Company, in stock
Builders pick the MOE K2 Grip Polymer Gray 5 to 1 over the MOE K2+ Grip Polymer. It is in 8.5% of GunPartPicker builds that have a pistol grip, against 1.9% for the MOE K2+ Grip Polymer. Price will not settle it: both are $14.97 in stock today.
6 stores we track have the MOE K2 Grip Polymer Gray in stock. Builders paid a median $13.39 for it when they added it, against $15.44 for the MOE K2+ Grip Polymer. On paper they differ on weight (2.9 against 3.1). It is most often built with the Geissele Automatics SSA-E X and the Magpul MOE Stock Collapsible. Both are Magpul parts, so the choice comes down to the model, not the maker.
Builders pick the Magpul MOE K2 Grip Polymer Gray 4.6 to 1.
Shares come from GunPartPicker's build data: real parts lists people put together while planning a purchase, not sales. Slot share is the share of builds with a pistol grip that chose this one. Median paid is the price shown when builders picked it, not today's price; the table below has today's prices.
| Spec | ![]() | ![]() |
|---|---|---|
| Lowest in stock | $15.44Sportsmans Outdoor Superstore | $14.97KY Gun Company |
| Stores in stock | 10 | 6 |
| Grip Style | Standard | Standard |
| Color | Black | Gray |
| Material | Polymer | Polymer |
| Weight | 3.1 | 2.9 |
| Actions |
Every store we track for each part, cheapest in stock first. Prices are checked through the day.