SKU: 100033155
UPC: 639737066708
MPN: LWD-SA4-4
The Lone Wolf Dist. slide adapter, part number LWD-SA4-4, lets shooters bridge the gap between Gen4 Glock frame sizes. It converts a Gen4 compact frame (G19/23/32) to accept a full-size or extended Gen4 slide such as the G17, G22, G31, G34, or G35. It also works the other direction, fitting a Gen4 G19/23/32 slide onto Gen3 or Gen4 subcompact G26/27/33 frames. This is a part for competition builders, gunsmiths, and Glock owners who want to run a longer slide and barrel without buying a second pistol. It is sold as a single adapter and pairs with a Lone Wolf extended barrel to finish the conversion.
The adapter addresses the dimensional difference between Gen4 frame and slide lengths so a longer slide rides correctly on a shorter frame. According to Lone Wolf, the conversion requires pairing with a Lone Wolf extended barrel, which is what restores correct lockup and feeding once the larger slide is mounted. The longer slide and barrel combination increases sight radius and gives the slug more barrel time, which raises velocity and tames muzzle movement during recovery. The LWD-SA4-4 is compatible with Glock factory slides as well as AlphaWolf slides. Depending on the frame and slide pairing, minor gunsmithing for dustcover fitment may be needed. Builders working on a Gen3 platform should select the Gen3-to-Gen3 version instead to match generation rails.
A typical use is turning a Gen4 G19 frame into a G34-length range or competition pistol, then swapping back to compact carry length when needed. Because the adapter is a single small part, it stores easily in a build kit alongside guide rods, springs, and barrels. Pair it with a Lone Wolf extended barrel and a matching recoil spring assembly to complete the swap. Browse our other firearm parts for build components, and stock up on cleaning supplies to keep the new slide and barrel running clean. Questions on fitment for your specific frame and slide are welcome before you order.
It converts a Gen4 Glock compact frame (G19/23/32) so it will accept a full-size or extended Gen4 slide such as the G17, G22, G31, G34, or G35. It can also run the other way, fitting a Gen4 G19/23/32 slide onto Gen3 or Gen4 subcompact G26/27/33 frames.
Yes. Lone Wolf specifies that the adapter must be paired with a Lone Wolf extended barrel to complete the conversion. That barrel sets correct lockup and feeding once the larger slide is installed, and a matching recoil spring assembly is recommended for the new slide length.
This part is the Gen4-to-Gen4 version. For a Gen3 frame and slide combination, choose the Gen3-to-Gen3 adapter instead so the rail generations match. Some pairings cross generations on the subcompact frames, so confirm your exact frame and slide before ordering.
Depending on the frame and slide pairing, minor gunsmithing may be needed for dustcover fitment. Many factory and AlphaWolf slide combinations drop in, but the dustcover area is the most common spot that requires light fitting on certain frames.
Per Lone Wolf, the LWD-SA4-4 works with Glock factory slides as well as Lone Wolf AlphaWolf slides, giving you flexibility on whether you build with OEM or aftermarket parts.
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