Stocks and forends on all modern H&R/NEF single shots are interchangable on all models with the exception of forends on 10ga platform barrels/slug guns.New Accessory Barrels AvailableH&R owner's manuals have schematics and part numbers towards the back, you can download them from H&R.
http://hr1871.com/Support/manuals.aspCurrent stocks and forend available as of 1/19/2011:
stock, MC cinn. lam. part# FS02452, forend, part# FR02332
stock, MC cam. lam, part# FR01181, forend, " " FR01182
stock, MC grey lam, " " FR01139, " " FS01137
stock, MC youth walnut finish, part# FR02619, forend, FS00886
stock, trap, part# FS04116, forend, part# FS04117
stock, Topper Deluxe part# FS00979, forend, FS03373
stock, topper (black matte) straight grip, part# FS00892, forend, FS00921
stock, Infinity Syn, (real tree checkered) part# F404429, forend, F404430
stock, Infinity syn. youth ("" ") part# F404431, forend, F404430
stock, adult squire cammo lam. part# FR01155, forend, FR01182
stock, adult squire grey lam. part# FS02447, forend, FS01137
stock, adult MC syn checkered part# FR04088, forend FR04089
Factory Williams Sights
http://www.gboreloaded.com/forums/index.php/topic,213475.msg1099145054.html#msg1099145054The Williams WGRS peep sight is available direct from H&R for $20.00 w/$5.10 shipping, part number FR03019, be sure to order the two mounting screws for an additional $6.Aluminum Williams Fire-Sight for Huntsman #FS03198 $4.95Williams rear sight parts for Huntsman(matches above sight):
FR03223 - base
FS03179 - slide
FS03180 - insert
S03177 - long screw
FS03176 - short screwHuntsman Forend, Synthetic part# FM03107Buffalo Classic stock is FR03271 - $109 forend is FR03270 - $35 plus $12 shipping and tax as of 3/24/10 BC Carbine forend FR03944 $31.88BC forend is 11¼" long, not including the spacer.
BC Carbine forend is 8-3/16" long, not including the spacer.
Topper Deluxe Classic, checkered walnut, FS03488 butt $66.90and FS03373 forend $31.88. Topper Trap Walnut Stock FS04116 $89.00, Forend FS04117 $35.00Camo Laminate checkered butt is part number FR02464 $66.90 and checkered forend FS02413 $31.87Camo Laminate smooth forend part number FR01182Camo Laminate smooth forend, bull, unfinished w/spacer part #FS02451 from Numrich
http://www.gunpartscorp.com/catalog/Detail.aspx?pid=1359070&catid=3624Cinnamon Laminate smooth forend part number FR02332.
Mossy Oak stock(or Hardwoods?) and forend:http://www.gboreloaded.com/forums/index.php/topic,84173.msg510952.html#msg510952Mossy Oak Breakup synthetic and wood stocks Discontinued 
http://www.gboreloaded.com/forums/index.php/topic,119864.msg1098412040.html#msg1098412040New Style Synthetic checkered stock setNew style synthetic checkered camo stock set, FR03946T butt $65, FR03947T forend $32.Handi-Grip Stock info
Handi-grip Stock Part #F302052 $35.00 Forend #FR04089 $21.00 Stock bolt F30918 $3.00 $12 shipping +tax
Handi-grip stock and forend with hardware and recoil pad http://www.midwayusa.com/viewProduct/?productnumber=956614 Handi-grip Review by MacChoate Varmint stock butt #FR03466 $49.95, forend #FR02564 $36.95Camo or cinnamon laminate thumbhole w/forend $122.50 shippedSteel Trigger Guard R02513 $41.15 and Spacer S02576 $30.90 DiscontinuedFactory second stocks were once thought to be available, but that is not the case.Mannlicher forend includes spacer, sling stud and plastic barrel band Part #500330, $30.00, S&H $5.50 No longer availablePhone orders .... toll free-(866)776-9292
Factory Rebluing: Cost is $45 per frame, Barrel is $35.00, plus shipping & tax.
SB1's can only be refinished in blue or black oxide
SB2's can be refinished in color cased or the same blue or black oxide as the SB1's
They high polish the frames and pins. This will cover most if not all pitting or other cosmetic issues.
You should send the barrel/barrels in with the frame to be refitted if needed as the process involves high temps and sometimes the barrels do not fit the frame correctly afterward. There is no additional charge for this. Turn around time is about 2 weeks.
