Our Costs

Seven:Twelve Engineering, the company behind Crossbeams, strives for cost honesty and fair pricing. The following table lists each item we sell, our cost*, your cost, our markup+, and our gross margin-. You never pay more than twice our cost.

*Includes materials and labor for this item only in bulk.
+Markup is equal to (Your Cost - Our Cost) / (Our Cost).
-Gross Margin is equal to (Your Cost - Our Cost) / (Your Cost).

Item Our
Cost
Your
Cost
Markup Gross
Margin
Cool Ideas Assortment $18.40 $24.67 34% 25%
Introductory Assortment $48.33 $63.46 31% 24%
Designer's Assortment $101.41 $126.29 25% 20%
Advanced Assortment $216.99 $268.91 24% 19%
Gargantuan Assortment $453.07 $559.62 24% 19%
Starter Kit $112.83 $162.00 44% 30%
Advanced Team Build Assortment $262.21 $338.11 29% 22%
Gargantuan Team Build Assortment $567.45 $732.56 29% 23%
400-piece Attack Helicopter Kit $52.97 $67.94 28% 22%
984-piece Attack Helicopter Kit $131.39 $160.99 23% 18%
248-piece Backhoe Kit $32.30 $42.43 31% 24%
1080-piece Backhoe Kit $145.36 $179.63 24% 19%
364-piece Bodiam Castle Kit $46.30 $59.86 29% 23%
1684-piece Bodiam Castle Kit $186.13 $229.38 23% 19%
146-piece Book Prop Kit $22.33 $29.92 34% 25%
75-piece Bowrider Kit $11.58 $15.58 35% 26%
519-piece Bowrider Kit $67.50 $85.70 27% 21%
371-piece Brooklyn Bridge Kit $45.21 $58.65 30% 23%
1482-piece Brooklyn Bridge Kit $186.21 $230.33 24% 19%
469-piece Cougar Kit $56.77 $72.72 28% 22%
723-piece Cougar Kit $88.33 $109.52 24% 19%
114-piece Crank Kit $19.21 $25.72 34% 25%
342-piece Destroyer Kit $42.39 $55.08 30% 23%
880-piece Destroyer Kit $111.54 $137.49 23% 19%
93-piece Dirtbike Kit $13.82 $18.56 34% 26%
452-piece Dirtbike Kit $62.61 $79.84 28% 22%
159-piece Dolphin Kit $21.36 $28.53 34% 25%
274-piece Dolphin Kit $33.19 $43.56 31% 24%
324-piece Dolphin Kit $39.39 $51.24 30% 23%
187-piece Dump Truck Kit $24.79 $32.87 33% 25%
507-piece Dump Truck Kit $66.07 $83.85 27% 21%
175-piece Eagle Kit $21.41 $28.52 33% 25%
330-piece Eagle Kit $39.51 $51.29 30% 23%
420-piece Eagle Kit $51.13 $65.72 29% 22%
355-piece Eiffel Tower Kit $46.87 $60.90 30% 23%
684-piece Eiffel Tower Kit $104.59 $129.50 24% 19%
1427-piece Eiffel Tower Kit $163.29 $201.28 23% 19%
353-piece Elephant Kit $42.35 $54.93 30% 23%
537-piece Elephant Kit $67.12 $85.28 27% 21%
859-piece Elephant Kit $107.02 $132.00 23% 19%
184-piece Ferris Wheel Kit $23.97 $31.87 33% 25%
761-piece Ferris Wheel Kit $100.65 $124.64 24% 19%
190-piece Formula One Kit $27.04 $35.87 33% 25%
679-piece Formula One Kit $89.05 $110.91 25% 20%
168-piece Frog Pull Toy Kit $24.75 $32.75 32% 24%
106-piece Fruit Tree Kit $25.68 $34.14 33% 25%
366-piece Fruit Tree Kit $47.53 $61.34 29% 23%
237-piece Galleon Kit $29.96 $39.67 32% 24%
288-piece Galleon Kit $35.28 $46.31 31% 24%
642-piece Galleon Kit $76.52 $96.38 26% 21%
137-piece Board Game Rotating Table Kit $20.09 $26.59 32% 24%
282-piece Gateway Arch Kit $35.40 $46.39 31% 24%
515-piece Gateway Arch Kit $73.60 $93.22 27% 21%
195-piece Grabber Kit $24.60 $32.70 33% 25%
207-piece Handrail Car Kit $33.87 $44.57 32% 24%
158-piece Horse Kit $20.01 $26.71 33% 25%
681-piece Horse Kit $81.11 $101.71 25% 20%
951-piece Horse Kit $113.96 $156.39 37% 27%
198-piece Victorian House Kit $26.07 $34.58 33% 25%
362-piece Victorian House Kit $44.05 $57.10 30% 23%
1180-piece Victorian House Kit $136.05 $167.95 23% 19%
235-piece Colonial House Kit $29.57 $39.08 32% 24%
1109-piece Colonial House Kit $128.20 $158.48 24% 19%
284-piece Human Kit $33.52 $43.87 31% 24%
651-piece Human Kit $80.06 $100.40 25% 20%
924-piece Human Kit $112.69 $138.99 23% 19%
286-piece International Space Station Kit $33.42 $43.66 31% 23%
1271-piece International Space Station Kit $138.94 $190.33 37% 27%
382-piece Jet Airliner Kit $55.08 $70.16 27% 21%
1774-piece Jet Airliner Kit $228.08 $280.92 23% 19%
123-piece Jet Fighter Kit $17.11 $22.95 34% 25%
219-piece Jet Fighter Kit $30.06 $39.75 32% 24%
393-piece Jet Fighter Kit $52.80 $67.75 28% 22%
182-piece Light Helicopter Kit $22.83 $30.38 33% 25%
462-piece Light Helicopter Kit $58.53 $74.98 28% 22%
379-piece Mars Rover Kit $52.30 $67.40 29% 22%
1865-piece Mars Rover Kit $242.39 $299.44 24% 19%
65-piece Hand Mixer Kit $11.33 $15.26 35% 26%
163-piece Monster Truck Kit $24.57 $32.66 33% 25%
354-piece Monster Truck Kit $46.32 $59.82 29% 23%
500-piece Monster Truck Kit $74.84 $94.42 26% 21%
334-piece Nautilus Kit $43.33 $56.14 30% 23%
666-piece Nautilus Kit $82.25 $102.83 25% 20%
230-piece Pickup Kit $31.33 $41.33 32% 24%
411-piece Pickup Kit $55.45 $71.08 28% 22%
577-piece Pickup Kit $75.76 $95.42 26% 21%
104-piece Pine Tree Kit $13.44 $18.05 34% 26%
338-piece Pine Tree Kit $40.83 $53.10 30% 23%
1116-piece Pine Tree Kit $129.58 $160.12 24% 19%
158-piece Reconnaissance Aircraft Kit $20.90 $27.92 34% 25%
425-piece Reconnaissance Aircraft Kit $58.64 $75.00 28% 22%
809-piece Reconnaissance Aircraft Kit $111.33 $137.38 23% 19%
249-piece Road Grader Kit $34.99 $45.88 31% 24%
988-piece Road Grader Kit $131.72 $162.66 23% 19%
144-piece Saturn V Kit $22.15 $29.18 32% 24%
362-piece Saturn V Kit $56.28 $71.92 28% 22%
1027-piece Saturn V Kit $151.29 $187.94 24% 20%
267-piece Semi Kit $37.49 $49.06 31% 24%
402-piece Semi Kit $55.94 $71.77 28% 22%
546-piece Semi Kit $74.88 $94.12 26% 20%
389-piece Box Trailer Kit $53.77 $69.30 29% 22%
211-piece Gondola Trailer Kit $30.39 $40.18 32% 24%
308-piece Tank Trailer Kit $42.52 $55.28 30% 23%
341-piece Sopwith Camel Kit $41.82 $54.38 30% 23%
595-piece Sopwith Camel Kit $71.22 $89.82 26% 21%
522-piece Shuttle Boosters Kit $78.02 $98.10 26% 20%
215-piece Space Shuttle Kit $32.31 $41.94 30% 23%
379-piece Space Shuttle Kit $50.61 $64.62 28% 22%
742-piece Space Shuttle Kit $95.10 $116.93 23% 19%
119-piece Speedbike Kit $16.68 $22.32 34% 25%
172-piece Speedbike Kit $21.10 $28.06 33% 25%
441-piece Speedbike Kit $59.61 $76.23 28% 22%
150-piece Spitfire Kit $20.30 $27.16 34% 25%
248-piece Spitfire Kit $33.56 $43.94 31% 24%
778-piece Spitfire Kit $102.94 $127.28 24% 19%
141-piece Sports Car Kit $19.70 $26.33 34% 25%
230-piece Sports Car Kit $32.29 $42.60 32% 24%
487-piece Sports Car Kit $64.77 $82.51 27% 22%
206-piece Squirrel Kit $26.43 $35.00 32% 24%
583-piece Squirrel Kit $78.41 $98.49 26% 20%
121-piece Touring Bike Kit $16.65 $22.23 34% 25%
405-piece Touring Bike Kit $57.79 $74.03 28% 22%
167-piece Training Plane Kit $22.97 $30.37 32% 24%
607-piece Training Plane Kit $75.04 $94.25 26% 20%
639-piece US Capitol Kit $72.83 $91.84 26% 21%
2242-piece US Capitol Kit $284.18 $390.88 38% 27%
110-piece Utility Helicopter Kit $14.77 $19.80 34% 25%
217-piece Utility Helicopter Kit $28.16 $37.29 32% 24%
323-piece Utility Helicopter Kit $40.48 $52.70 30% 23%
706-piece Utility Helicopter Kit $89.27 $111.04 24% 20%
angle1x1 $0.03 $0.05 49% 33%
angle2x1 $0.04 $0.06 58% 37%
angle2x2 $0.06 $0.09 48% 32%
angle3x3 $0.19 $0.26 37% 27%
angle4x2 $0.11 $0.16 45% 31%
angle4x4 $0.20 $0.27 37% 27%
arc2x2 $0.06 $0.09 47% 32%
arc3x3 $0.19 $0.27 41% 29%
arc4x2 $0.11 $0.16 45% 31%
arc4x4 $0.20 $0.28 41% 29%
axle_g1 $0.10 $0.14 36% 27%
axle_g2 $0.09 $0.13 44% 31%
axle_s $0.09 $0.13 42% 29%
axle_w1 $0.10 $0.14 36% 26%
axle_w2 $0.10 $0.15 44% 31%
axle_w3 $0.11 $0.15 42% 30%
couple $0.05 $0.07 49% 33%
gear1 $0.34 $0.47 40% 29%
gear3l $0.34 $0.47 38% 28%
gear3s $0.33 $0.46 39% 28%
gear_b $0.33 $0.46 38% 27%
join1 $0.13 $0.18 38% 27%
join2 $0.11 $0.16 42% 30%
join2f $0.16 $0.22 37% 27%
join3 $0.20 $0.28 38% 28%
join3f $0.19 $0.26 38% 27%
join4 $0.28 $0.39 40% 29%
join4f $0.32 $0.44 38% 27%
join5 $0.41 $0.57 39% 28%
join6 $0.58 $0.81 39% 28%
rotate2s $0.38 $0.53 40% 29%
rotate3fd $0.38 $0.53 39% 28%
rotate3fs $0.50 $0.70 40% 28%
rotate3s $0.36 $0.50 39% 28%
rotate4d $0.36 $0.51 40% 29%
rotate4fd $0.51 $0.70 38% 28%
rotate4s $0.43 $0.60 38% 28%
rotate5d $0.44 $0.61 39% 28%
rotate5s $0.58 $0.80 38% 28%
rotate6d $0.58 $0.81 39% 28%
straight1 $0.03 $0.04 34% 25%
straight2 $0.03 $0.05 43% 30%
straight3 $0.04 $0.06 50% 34%
straight4 $0.05 $0.08 55% 35%
stiff $0.08 $0.12 42% 29%
wheel1 $0.44 $0.54 23% 19%
wheel2 $0.38 $0.53 38% 27%
24-page Instruction Set $0.93 $1.40 50% 33%
8-booklet Team Build Instruction Set $2.95 $4.43 50% 33%
Kit Box $1.37 $1.71 25% 20%
Ring Tweezers $3.04 $5.93 95% 49%
Handling $1.92 $2.40 25% 20%